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< li class = "toctree-l2" > < a class = "reference internal" href = "../helpers/number_helper.html" > Number Helper< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../helpers/security_helper.html" > Security Helper< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../helpers/test_helper.html" > Test Helper< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../helpers/text_helper.html" > Text Helper< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../helpers/url_helper.html" > URL Helper< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../helpers/xml_helper.html" > XML Helper< / a > < / li >
< / ul >
< / li >
2018-09-23 09:21:22 -07:00
< / ul >
< ul >
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< li class = "toctree-l1" > < a class = "reference internal" href = "../testing/index.html" > Testing< / a > < ul >
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/overview.html" > Getting Started< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/database.html" > Database< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/fabricator.html" > Generating Data< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/controllers.html" > Controller Testing< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/feature.html" > HTTP Testing< / a > < / li >
2021-03-25 19:50:06 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/response.html" > Testing Responses< / a > < / li >
2024-04-07 04:46:06 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/cli.html" > Testing CLI Commands< / a > < / li >
2024-02-02 00:15:45 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/mocking.html" > Mocking< / a > < / li >
2020-07-05 04:53:02 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/benchmark.html" > Benchmarking< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../testing/debugging.html" > Debugging Your Application< / a > < / li >
< / ul >
< / li >
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< / ul >
< ul >
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< li class = "toctree-l1" > < a class = "reference internal" href = "../cli/index.html" > Command Line Usage< / a > < ul >
2022-05-14 11:21:01 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/cli_overview.html" > CLI Overview< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/cli_controllers.html" > Running Controllers via CLI< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/spark_commands.html" > Spark Commands< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/cli_commands.html" > Creating Spark Commands< / a > < / li >
2020-08-18 15:29:39 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/cli_generators.html" > CLI Generators< / a > < / li >
2020-07-05 04:53:02 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/cli_library.html" > CLI Library< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../cli/cli_request.html" > CLIRequest Class< / a > < / li >
< / ul >
< / li >
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< / ul >
< ul >
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< li class = "toctree-l1" > < a class = "reference internal" href = "../extending/index.html" > Extending CodeIgniter< / a > < ul >
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/core_classes.html" > Creating Core System Classes< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/common.html" > Replacing Common Functions< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/events.html" > Events< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/basecontroller.html" > Extending the Controller< / a > < / li >
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/authentication.html" > Authentication< / a > < / li >
2023-07-31 06:27:01 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/composer_packages.html" > Creating Composer Packages< / a > < / li >
2020-07-05 04:53:02 +00:00
< li class = "toctree-l2" > < a class = "reference internal" href = "../extending/contributing.html" > Contributing to CodeIgniter< / a > < / li >
< / ul >
< / li >
2022-06-03 00:48:01 +00:00
< / ul >
< ul >
< li class = "toctree-l1" > < a class = "reference internal" href = "../libraries/official_packages.html" > Official Packages< / a > < / li >
2018-09-23 09:21:22 -07:00
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< / nav >
2023-05-02 12:11:34 +00:00
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< a href = "../index.html" > CodeIgniter< / a >
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< / nav >
< div class = "wy-nav-content" >
< div class = "rst-content" >
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< a class = "btn btn-neutral float-right" href = "https://github.com/codeigniter4/CodeIgniter4/edit/develop/user_guide_src/source/intro/requirements.rst" > Edit this page< / a >
2021-09-15 03:10:35 +00:00
< 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" aria-label = "Home" > < / a > < / li >
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< li class = "breadcrumb-item" > < a href = "index.html" > Welcome to CodeIgniter4< / a > < / li >
< li class = "breadcrumb-item active" > Server Requirements< / li >
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< section id = "server-requirements" >
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< h1 > Server Requirements< a class = "headerlink" href = "#server-requirements" title = "Permalink to this heading" > < / a > < / h1 >
< nav class = "contents local" id = "contents" >
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< ul class = "simple" >
< li > < p > < a class = "reference internal" href = "#php-and-required-extensions" id = "id1" > PHP and Required Extensions< / a > < / p > < / li >
< li > < p > < a class = "reference internal" href = "#optional-php-extensions" id = "id2" > Optional PHP Extensions< / a > < / p > < / li >
< li > < p > < a class = "reference internal" href = "#supported-databases" id = "id3" > Supported Databases< / a > < / p > < / li >
< / ul >
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< / nav >
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< section id = "php-and-required-extensions" >
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< h2 > < a class = "toc-backref" href = "#id1" role = "doc-backlink" > PHP and Required Extensions< / a > < a class = "headerlink" href = "#php-and-required-extensions" title = "Permalink to this heading" > < / a > < / h2 >
2024-04-07 04:46:06 +00:00
< p > < a class = "reference external" href = "https://www.php.net/" > PHP< / a > version 8.1 or newer is required, with the following PHP extensions are enabled:< / p >
2022-11-24 05:17:47 +00:00
< blockquote >
< div > < ul class = "simple" >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/intl.requirements.php" > intl< / a > < / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/mbstring.requirements.php" > mbstring< / a > < / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/json.requirements.php" > json< / a > < / p > < / li >
< / ul >
< / div > < / blockquote >
2023-09-12 20:48:47 +00:00
< div class = "admonition warning" >
< p class = "admonition-title" > Warning< / p >
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< ul class = "simple" >
< li > < p > The end of life date for PHP 7.4 was November 28, 2022.< / p > < / li >
< li > < p > The end of life date for PHP 8.0 was November 26, 2023.< / p > < / li >
2025-01-19 18:10:53 +00:00
< li > < p > < strong > If you are still using PHP 7.4 or 8.0, you should upgrade immediately.< / strong > < / p > < / li >
2024-05-10 23:53:47 +00:00
< li > < p > The end of life date for PHP 8.1 will be December 31, 2025.< / p > < / li >
2024-04-07 09:00:55 +00:00
< / ul >
2023-09-12 20:48:47 +00:00
< / div >
2025-01-19 18:10:53 +00:00
< div class = "admonition note" >
< p class = "admonition-title" > Note< / p >
< ul class = "simple" >
< li > < p > PHP 8.4 requires CodeIgniter 4.6.0 or later.< / p > < / li >
< li > < p > PHP 8.3 requires CodeIgniter 4.4.4 or later.< / p > < / li >
< li > < p > PHP 8.2 requires CodeIgniter 4.2.11 or later.< / p > < / li >
< li > < p > PHP 8.1 requires CodeIgniter 4.1.6 or later.< / p > < / li >
< li > < p > < strong > Note that we only maintain the latest version.< / strong > < / p > < / li >
< / ul >
< / div >
2022-12-03 21:44:45 +00:00
< / section >
< section id = "optional-php-extensions" >
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< h2 > < a class = "toc-backref" href = "#id2" role = "doc-backlink" > Optional PHP Extensions< / a > < a class = "headerlink" href = "#optional-php-extensions" title = "Permalink to this heading" > < / a > < / h2 >
2022-04-16 04:22:45 +00:00
< p > The following PHP extensions should be enabled on your server:< / p >
< blockquote >
< div > < ul class = "simple" >
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< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/mysqlnd.install.php" > mysqlnd< / a > (if you use MySQL)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/curl.requirements.php" > curl< / a > (if you use < a class = "reference internal" href = "../libraries/curlrequest.html" > < span class = "doc" > CURLRequest< / span > < / a > )< / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/imagick.requirements.php" > imagick< / a > (if you use < a class = "reference internal" href = "../libraries/images.html" > < span class = "doc" > Image< / span > < / a > class ImageMagickHandler)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/image.requirements.php" > gd< / a > (if you use < a class = "reference internal" href = "../libraries/images.html" > < span class = "doc" > Image< / span > < / a > class GDHandler)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/simplexml.requirements.php" > simplexml< / a > (if you format XML)< / p > < / li >
< / ul >
< / div > < / blockquote >
< p > The following PHP extensions are required when you use a Cache server:< / p >
< blockquote >
< div > < ul class = "simple" >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/memcache.requirements.php" > memcache< / a > (if you use < a class = "reference internal" href = "../libraries/caching.html" > < span class = "doc" > Cache< / span > < / a > class MemcachedHandler with Memcache)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/memcached.requirements.php" > memcached< / a > (if you use < a class = "reference internal" href = "../libraries/caching.html" > < span class = "doc" > Cache< / span > < / a > class MemcachedHandler with Memcached)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://github.com/phpredis/phpredis" > redis< / a > (if you use < a class = "reference internal" href = "../libraries/caching.html" > < span class = "doc" > Cache< / span > < / a > class RedisHandler)< / p > < / li >
< / ul >
< / div > < / blockquote >
< p > The following PHP extensions are required when you use PHPUnit:< / p >
< blockquote >
< div > < ul class = "simple" >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/dom.requirements.php" > dom< / a > (if you use < a class = "reference internal" href = "../testing/response.html" > < span class = "doc" > TestResponse< / span > < / a > class)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://www.php.net/manual/en/libxml.requirements.php" > libxml< / a > (if you use < a class = "reference internal" href = "../testing/response.html" > < span class = "doc" > TestResponse< / span > < / a > class)< / p > < / li >
< li > < p > < a class = "reference external" href = "https://xdebug.org/docs/install" > xdebug< / a > (if you use < code class = "docutils literal notranslate" > < span class = "pre" > CIUnitTestCase::assertHeaderEmitted()< / span > < / code > )< / p > < / li >
2022-04-16 04:22:45 +00:00
< / ul >
< / div > < / blockquote >
2022-12-03 21:44:45 +00:00
< / section >
< section id = "supported-databases" >
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< span id = "requirements-supported-databases" > < / span > < h2 > < a class = "toc-backref" href = "#id3" role = "doc-backlink" > Supported Databases< / a > < a class = "headerlink" href = "#supported-databases" title = "Permalink to this heading" > < / a > < / h2 >
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< p > A database is required for most web application programming.
Currently supported databases are:< / p >
< blockquote >
< div > < ul class = "simple" >
2023-04-26 07:49:26 +00:00
< li > < p > MySQL via the < code class = "docutils literal notranslate" > < span class = "pre" > MySQLi< / span > < / code > driver (version 5.1 and above only)< / p > < / li >
2023-05-18 07:58:13 +00:00
< li > < p > PostgreSQL via the < code class = "docutils literal notranslate" > < span class = "pre" > Postgre< / span > < / code > driver (version 7.4 and above only)< / p > < / li >
2023-04-26 07:49:26 +00:00
< li > < p > SQLite3 via the < code class = "docutils literal notranslate" > < span class = "pre" > SQLite3< / span > < / code > driver< / p > < / li >
2024-02-01 00:00:32 +00:00
< li > < p > Microsoft SQL Server via the < code class = "docutils literal notranslate" > < span class = "pre" > SQLSRV< / span > < / code > driver (version 2012 and above only)< / p > < / li >
2023-04-26 07:49:26 +00:00
< li > < p > Oracle Database via the < code class = "docutils literal notranslate" > < span class = "pre" > OCI8< / span > < / code > driver (version 12.1 and above only)< / p > < / li >
2018-09-23 09:21:22 -07:00
< / ul >
< / div > < / blockquote >
< p > Not all of the drivers have been converted/rewritten for CodeIgniter4.
The list below shows the outstanding ones.< / p >
< blockquote >
< div > < ul class = "simple" >
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< li > < p > MySQL (5.1+) via the < em > pdo< / em > driver< / p > < / li >
2022-01-25 23:51:20 +00:00
< li > < p > Oracle via the < em > pdo< / em > drivers< / p > < / li >
2020-08-15 20:48:04 +00:00
< li > < p > PostgreSQL via the < em > pdo< / em > driver< / p > < / li >
2020-10-19 18:25:56 +00:00
< li > < p > MSSQL via the < em > pdo< / em > driver< / p > < / li >
2020-08-15 20:48:04 +00:00
< li > < p > SQLite via the < em > sqlite< / em > (version 2) and < em > pdo< / em > drivers< / p > < / li >
< li > < p > CUBRID via the < em > cubrid< / em > and < em > pdo< / em > drivers< / p > < / li >
< li > < p > Interbase/Firebird via the < em > ibase< / em > and < em > pdo< / em > drivers< / p > < / li >
< li > < p > ODBC via the < em > odbc< / em > and < em > pdo< / em > drivers (you should know that ODBC is actually an abstraction layer)< / p > < / li >
2018-09-23 09:21:22 -07:00
< / ul >
< / div > < / blockquote >
2022-12-03 21:44:45 +00:00
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