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<li class="toctree-l2"><a class="reference internal" href="../general/helpers.html">Helper Functions</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../general/common_functions.html">Global Functions and Constants</a></li>
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<li class="toctree-l1"><a class="reference internal" href="../incoming/index.html">Controllers and Routing</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/routing.html">URI Routing</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/filters.html">Controller Filters</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/message.html">HTTP Messages</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/request.html">Request Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/incomingrequest.html">IncomingRequest Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/content_negotiation.html">Content Negotiation</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/methodspoofing.html">HTTP Method Spoofing</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../incoming/restful.html">RESTful Resource Handling</a></li>
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</ul>
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</li>
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</ul>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../outgoing/index.html">Building Responses</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/views.html">Views</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/view_cells.html">View Cells</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/view_renderer.html">View Renderer</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/view_layouts.html">View Layouts</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/view_parser.html">View Parser</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/table.html">HTML Table Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/response.html">HTTP Responses</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/api_responses.html">API Response Trait</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/localization.html">Localization</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../outgoing/alternative_php.html">Alternate PHP Syntax for View Files</a></li>
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</ul>
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</li>
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</ul>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../database/index.html">Working With Databases</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../database/examples.html">Quick Start: Usage Examples</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/configuration.html">Database Configuration</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/connecting.html">Connecting to a Database</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/queries.html">Running Queries</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/results.html">Generating Query Results</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/helpers.html">Query Helper Functions</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/query_builder.html">Query Builder Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/transactions.html">Transactions</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/metadata.html">Getting MetaData</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/call_function.html">Custom Function Calls</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/events.html">Database Events</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../database/utilities.html">Database Utilities</a></li>
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</ul>
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</li>
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</ul>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../models/index.html">Modeling Data</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../models/model.html">Using CodeIgniter's Model</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../models/entities.html">Using Entity Classes</a></li>
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</ul>
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</li>
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</ul>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../dbmgmt/index.html">Managing Databases</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../dbmgmt/forge.html">Database Manipulation with Database Forge</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../dbmgmt/migration.html">Database Migrations</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../dbmgmt/seeds.html">Database Seeding</a></li>
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</ul>
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</li>
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</ul>
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<ul class="current">
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<li class="toctree-l1 current"><a class="reference internal" href="index.html">Library Reference</a><ul class="current">
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<li class="toctree-l2"><a class="reference internal" href="caching.html">Caching Driver</a></li>
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<li class="toctree-l2"><a class="reference internal" href="cookies.html">Cookies</a></li>
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<li class="toctree-l2"><a class="reference internal" href="curlrequest.html">CURLRequest Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="email.html">Email Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="encryption.html">Encryption Service</a></li>
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<li class="toctree-l2"><a class="reference internal" href="files.html">Working with Files</a></li>
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<li class="toctree-l2"><a class="reference internal" href="files.html#file-collections">File Collections</a></li>
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<li class="toctree-l2"><a class="reference internal" href="honeypot.html">Honeypot Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="images.html">Image Manipulation Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="pagination.html">Pagination</a></li>
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<li class="toctree-l2"><a class="reference internal" href="publisher.html">Publisher</a></li>
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<li class="toctree-l2"><a class="reference internal" href="security.html">Security</a></li>
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<li class="toctree-l2"><a class="reference internal" href="sessions.html">Session Library</a></li>
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<li class="toctree-l2"><a class="reference internal" href="throttler.html">Throttler</a></li>
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<li class="toctree-l2"><a class="reference internal" href="time.html">Times and Dates</a></li>
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<li class="toctree-l2"><a class="reference internal" href="typography.html">Typography</a></li>
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<li class="toctree-l2"><a class="reference internal" href="uploaded_files.html">Working with Uploaded Files</a></li>
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<li class="toctree-l2"><a class="reference internal" href="uri.html">Working with URIs</a></li>
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<li class="toctree-l2 current"><a class="current reference internal" href="#">User Agent Class</a></li>
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<li class="toctree-l2"><a class="reference internal" href="validation.html">Validation</a></li>
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</ul>
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</li>
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</ul>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../helpers/index.html">Helpers</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/array_helper.html">Array Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/cookie_helper.html">Cookie Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/date_helper.html">Date Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/filesystem_helper.html">Filesystem Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/form_helper.html">Form Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/html_helper.html">HTML Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/inflector_helper.html">Inflector Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/number_helper.html">Number Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/security_helper.html">Security Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/test_helper.html">Test Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/text_helper.html">Text Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/url_helper.html">URL Helper</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../helpers/xml_helper.html">XML Helper</a></li>
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</ul>
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</li>
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</ul>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../testing/index.html">Testing</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../testing/overview.html">Getting Started</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/database.html">Database</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/fabricator.html">Generating Data</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/controllers.html">Controller Testing</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/feature.html">HTTP Testing</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/response.html">Testing Responses</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/benchmark.html">Benchmarking</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/debugging.html">Debugging Your Application</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../testing/mocking.html">Mocking</a></li>
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||
</ul>
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||
</li>
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</ul>
|
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="../cli/index.html">Command Line Usage</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../cli/cli.html">Running via the Command Line</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../cli/cli_commands.html">Custom CLI Commands</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../cli/cli_generators.html">CLI Generators</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../cli/cli_library.html">CLI Library</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../cli/cli_request.html">CLIRequest Class</a></li>
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</ul>
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||
</li>
|
||
</ul>
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||
<ul>
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||
<li class="toctree-l1"><a class="reference internal" href="../extending/index.html">Extending CodeIgniter</a><ul>
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<li class="toctree-l2"><a class="reference internal" href="../extending/core_classes.html">Creating Core System Classes</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../extending/common.html">Replacing Common Functions</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../extending/events.html">Events</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../extending/basecontroller.html">Extending the Controller</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../extending/authentication.html">Authentication</a></li>
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<li class="toctree-l2"><a class="reference internal" href="../extending/contributing.html">Contributing to CodeIgniter</a></li>
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</ul>
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</li>
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</ul>
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</div>
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</div>
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</nav>
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<section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"><nav class="wy-nav-top" aria-label="Mobile navigation menu" style="background: #DD4814" >
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<i data-toggle="wy-nav-top" class="fa fa-bars"></i>
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<a href="../index.html">CodeIgniter</a>
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</nav>
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<div class="wy-nav-content">
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<div class="rst-content">
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<div role="navigation" aria-label="Page navigation">
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<ul class="wy-breadcrumbs">
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<li><a href="../index.html" class="icon icon-home"></a> »</li>
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<li><a href="index.html">Library Reference</a> »</li>
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<li>User Agent Class</li>
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<li class="wy-breadcrumbs-aside">
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</li>
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</ul>
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<hr/>
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</div>
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<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
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<div itemprop="articleBody">
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<section id="user-agent-class">
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<h1>User Agent Class<a class="headerlink" href="#user-agent-class" title="Permalink to this headline"></a></h1>
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<p>The User Agent Class provides functions that help identify information
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about the browser, mobile device, or robot visiting your site.</p>
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<div class="contents local topic" id="contents">
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<ul class="simple">
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<li><p><a class="reference internal" href="#using-the-user-agent-class" id="id1">Using the User Agent Class</a></p>
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<ul>
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<li><p><a class="reference internal" href="#initializing-the-class" id="id2">Initializing the Class</a></p></li>
|
||
<li><p><a class="reference internal" href="#user-agent-definitions" id="id3">User Agent Definitions</a></p></li>
|
||
<li><p><a class="reference internal" href="#example" id="id4">Example</a></p></li>
|
||
</ul>
|
||
</li>
|
||
<li><p><a class="reference internal" href="#class-reference" id="id5">Class Reference</a></p></li>
|
||
</ul>
|
||
</div>
|
||
<section id="using-the-user-agent-class">
|
||
<h2><a class="toc-backref" href="#id1">Using the User Agent Class</a><a class="headerlink" href="#using-the-user-agent-class" title="Permalink to this headline"></a></h2>
|
||
<section id="initializing-the-class">
|
||
<h3><a class="toc-backref" href="#id2">Initializing the Class</a><a class="headerlink" href="#initializing-the-class" title="Permalink to this headline"></a></h3>
|
||
<p>The User Agent class is always available directly from the current <a class="reference internal" href="../incoming/incomingrequest.html"><span class="doc">IncomingRequest</span></a> instance.
|
||
By default, you will have a request instance in your controller that you can retrieve the
|
||
User Agent class from:</p>
|
||
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="nv">$agent</span> <span class="o">=</span> <span class="nv">$this</span><span class="o">-></span><span class="na">request</span><span class="o">-></span><span class="na">getUserAgent</span><span class="p">();</span>
|
||
</pre></div>
|
||
</div>
|
||
</section>
|
||
<section id="user-agent-definitions">
|
||
<h3><a class="toc-backref" href="#id3">User Agent Definitions</a><a class="headerlink" href="#user-agent-definitions" title="Permalink to this headline"></a></h3>
|
||
<p>The user agent name definitions are located in a config file located at:
|
||
<strong>app/Config/UserAgents.php</strong>. You may add items to the various
|
||
user agent arrays if needed.</p>
|
||
</section>
|
||
<section id="example">
|
||
<h3><a class="toc-backref" href="#id4">Example</a><a class="headerlink" href="#example" title="Permalink to this headline"></a></h3>
|
||
<p>When the User Agent class is initialized it will attempt to determine
|
||
whether the user agent browsing your site is a web browser, a mobile
|
||
device, or a robot. It will also gather the platform information if it
|
||
is available:</p>
|
||
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="nv">$agent</span> <span class="o">=</span> <span class="nv">$this</span><span class="o">-></span><span class="na">request</span><span class="o">-></span><span class="na">getUserAgent</span><span class="p">();</span>
|
||
|
||
<span class="k">if</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isBrowser</span><span class="p">())</span> <span class="p">{</span>
|
||
<span class="nv">$currentAgent</span> <span class="o">=</span> <span class="nv">$agent</span><span class="o">-></span><span class="na">getBrowser</span><span class="p">()</span> <span class="o">.</span> <span class="s1">' '</span> <span class="o">.</span> <span class="nv">$agent</span><span class="o">-></span><span class="na">getVersion</span><span class="p">();</span>
|
||
<span class="p">}</span> <span class="k">elseif</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isRobot</span><span class="p">())</span> <span class="p">{</span>
|
||
<span class="nv">$currentAgent</span> <span class="o">=</span> <span class="nv">$agent</span><span class="o">-></span><span class="na">getRobot</span><span class="p">();</span>
|
||
<span class="p">}</span> <span class="k">elseif</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isMobile</span><span class="p">())</span> <span class="p">{</span>
|
||
<span class="nv">$currentAgent</span> <span class="o">=</span> <span class="nv">$agent</span><span class="o">-></span><span class="na">getMobile</span><span class="p">();</span>
|
||
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
|
||
<span class="nv">$currentAgent</span> <span class="o">=</span> <span class="s1">'Unidentified User Agent'</span><span class="p">;</span>
|
||
<span class="p">}</span>
|
||
|
||
<span class="k">echo</span> <span class="nv">$currentAgent</span><span class="p">;</span>
|
||
|
||
<span class="k">echo</span> <span class="nv">$agent</span><span class="o">-></span><span class="na">getPlatform</span><span class="p">();</span> <span class="c1">// Platform info (Windows, Linux, Mac, etc.)</span>
|
||
</pre></div>
|
||
</div>
|
||
</section>
|
||
</section>
|
||
<section id="class-reference">
|
||
<h2><a class="toc-backref" href="#id5">Class Reference</a><a class="headerlink" href="#class-reference" title="Permalink to this headline"></a></h2>
|
||
<dl class="class">
|
||
<dt>
|
||
<code class="sig-name descname">CodeIgniter\HTTP\UserAgent</code></dt>
|
||
<dd><dl class="method">
|
||
<dt id="isBrowser">
|
||
<code class="sig-name descname">isBrowser</code><span class="sig-paren">(</span><span class="optional">[</span><em class="sig-param">$key = null</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#isBrowser" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Parameters</dt>
|
||
<dd class="field-odd"><ul class="simple">
|
||
<li><p><strong>$key</strong> (<em>string</em>) – Optional browser name</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt class="field-even">Returns</dt>
|
||
<dd class="field-even"><p>true if the user agent is a (specified) browser, false if not</p>
|
||
</dd>
|
||
<dt class="field-odd">Return type</dt>
|
||
<dd class="field-odd"><p>bool</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns true/false (boolean) if the user agent is a known web browser.</p>
|
||
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="k">if</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isBrowser</span><span class="p">(</span><span class="s1">'Safari'</span><span class="p">))</span> <span class="p">{</span>
|
||
<span class="k">echo</span> <span class="s1">'You are using Safari.'</span><span class="p">;</span>
|
||
<span class="p">}</span> <span class="k">elseif</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isBrowser</span><span class="p">())</span> <span class="p">{</span>
|
||
<span class="k">echo</span> <span class="s1">'You are using a browser.'</span><span class="p">;</span>
|
||
<span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
<div class="admonition note">
|
||
<p class="admonition-title">Note</p>
|
||
<p>The string “Safari” in this example is an array key in the list of browser definitions.
|
||
You can find this list in <strong>app/Config/UserAgents.php</strong> if you want to add new
|
||
browsers or change the strings.</p>
|
||
</div>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="isMobile">
|
||
<code class="sig-name descname">isMobile</code><span class="sig-paren">(</span><span class="optional">[</span><em class="sig-param">$key = null</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#isMobile" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Parameters</dt>
|
||
<dd class="field-odd"><ul class="simple">
|
||
<li><p><strong>$key</strong> (<em>string</em>) – Optional mobile device name</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt class="field-even">Returns</dt>
|
||
<dd class="field-even"><p>true if the user agent is a (specified) mobile device, false if not</p>
|
||
</dd>
|
||
<dt class="field-odd">Return type</dt>
|
||
<dd class="field-odd"><p>bool</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns true/false (boolean) if the user agent is a known mobile device.</p>
|
||
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="k">if</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isMobile</span><span class="p">(</span><span class="s1">'iphone'</span><span class="p">))</span> <span class="p">{</span>
|
||
<span class="k">echo</span> <span class="nx">view</span><span class="p">(</span><span class="s1">'iphone/home'</span><span class="p">);</span>
|
||
<span class="p">}</span> <span class="k">elseif</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isMobile</span><span class="p">())</span> <span class="p">{</span>
|
||
<span class="k">echo</span> <span class="nx">view</span><span class="p">(</span><span class="s1">'mobile/home'</span><span class="p">);</span>
|
||
<span class="p">}</span> <span class="k">else</span> <span class="p">{</span>
|
||
<span class="k">echo</span> <span class="nx">view</span><span class="p">(</span><span class="s1">'web/home'</span><span class="p">);</span>
|
||
<span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="isRobot">
|
||
<code class="sig-name descname">isRobot</code><span class="sig-paren">(</span><span class="optional">[</span><em class="sig-param">$key = null</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#isRobot" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Parameters</dt>
|
||
<dd class="field-odd"><ul class="simple">
|
||
<li><p><strong>$key</strong> (<em>string</em>) – Optional robot name</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt class="field-even">Returns</dt>
|
||
<dd class="field-even"><p>true if the user agent is a (specified) robot, false if not</p>
|
||
</dd>
|
||
<dt class="field-odd">Return type</dt>
|
||
<dd class="field-odd"><p>bool</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns true/false (boolean) if the user agent is a known robot.</p>
|
||
<div class="admonition note">
|
||
<p class="admonition-title">Note</p>
|
||
<p>The user agent library only contains the most common robot definitions. It is not a complete list of bots.
|
||
There are hundreds of them so searching for each one would not be very efficient. If you find that some bots
|
||
that commonly visit your site are missing from the list you can add them to your
|
||
<strong>app/Config/UserAgents.php</strong> file.</p>
|
||
</div>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="isReferral">
|
||
<code class="sig-name descname">isReferral</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#isReferral" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>true if the user agent is a referral, false if not</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>bool</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns true/false (boolean) if the user agent was referred from another site.</p>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getBrowser">
|
||
<code class="sig-name descname">getBrowser</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getBrowser" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Detected browser or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns a string containing the name of the web browser viewing your site.</p>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getVersion">
|
||
<code class="sig-name descname">getVersion</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getVersion" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Detected browser version or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns a string containing the version number of the web browser viewing your site.</p>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getMobile">
|
||
<code class="sig-name descname">getMobile</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getMobile" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Detected mobile device brand or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns a string containing the name of the mobile device viewing your site.</p>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getRobot">
|
||
<code class="sig-name descname">getRobot</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getRobot" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Detected robot name or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns a string containing the name of the robot viewing your site.</p>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getPlatform">
|
||
<code class="sig-name descname">getPlatform</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getPlatform" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Detected operating system or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns a string containing the platform viewing your site (Linux, Windows, OS X, etc.).</p>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getReferrer">
|
||
<code class="sig-name descname">getReferrer</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getReferrer" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Detected referrer or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>The referrer, if the user agent was referred from another site. Typically you’ll test for this as follows:</p>
|
||
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="k">if</span> <span class="p">(</span><span class="nv">$agent</span><span class="o">-></span><span class="na">isReferral</span><span class="p">())</span> <span class="p">{</span>
|
||
<span class="k">echo</span> <span class="nv">$agent</span><span class="o">-></span><span class="na">referrer</span><span class="p">();</span>
|
||
<span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="getAgentString">
|
||
<code class="sig-name descname">getAgentString</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#getAgentString" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Returns</dt>
|
||
<dd class="field-odd"><p>Full user agent string or an empty string</p>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>string</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Returns a string containing the full user agent string. Typically it will be something like this:</p>
|
||
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="nx">Mozilla</span><span class="o">/</span><span class="mf">5.0</span> <span class="p">(</span><span class="nx">Macintosh</span><span class="p">;</span> <span class="nx">U</span><span class="p">;</span> <span class="nx">Intel</span> <span class="nx">Mac</span> <span class="nx">OS</span> <span class="nx">X</span><span class="p">;</span> <span class="nx">en</span><span class="o">-</span><span class="nx">US</span><span class="p">;</span> <span class="nx">rv</span><span class="o">:</span><span class="mf">1.8</span><span class="o">.</span><span class="mf">0.4</span><span class="p">)</span> <span class="nx">Gecko</span><span class="o">/</span><span class="mi">20060613</span> <span class="nx">Camino</span><span class="o">/</span><span class="mf">1.0</span><span class="o">.</span><span class="mi">2</span>
|
||
</pre></div>
|
||
</div>
|
||
</dd></dl>
|
||
|
||
<dl class="method">
|
||
<dt id="parse">
|
||
<code class="sig-name descname">parse</code><span class="sig-paren">(</span><em class="sig-param">$string</em><span class="sig-paren">)</span><a class="headerlink" href="#parse" title="Permalink to this definition"></a></dt>
|
||
<dd><dl class="field-list simple">
|
||
<dt class="field-odd">Parameters</dt>
|
||
<dd class="field-odd"><ul class="simple">
|
||
<li><p><strong>$string</strong> (<em>string</em>) – A custom user-agent string</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt class="field-even">Return type</dt>
|
||
<dd class="field-even"><p>void</p>
|
||
</dd>
|
||
</dl>
|
||
<p>Parses a custom user-agent string, different from the one reported by the current visitor.</p>
|
||
</dd></dl>
|
||
|
||
</dd></dl>
|
||
|
||
</section>
|
||
</section>
|
||
|
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|
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<p>© Copyright 2019-2021 CodeIgniter Foundation.
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<span class="lastupdated">Last updated on Oct 23, 2021.
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|
||
</html> |