Title: Classes | Page 7 of 20 | Developer.WordPress.org --- # Classes * class[Requests_Transport_fsockopen](https://developer.wordpress.org/reference/classes/requests_transport_fsockopen/) * fsockopen HTTP transport * Used by [0 functions](https://developer.wordpress.org/reference/classes/requests_transport_fsockopen/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/requests_transport_fsockopen/#uses) | Source: [wp-includes/Requests/Transport/fsockopen.php:15](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/Transport/fsockopen.php#L15-L451) * class[Requests_Utility_CaseInsensitiveDictionary](https://developer.wordpress.org/reference/classes/requests_utility_caseinsensitivedictionary/) * Case-insensitive dictionary, suitable for HTTP headers * Used by [1 function](https://developer.wordpress.org/reference/classes/requests_utility_caseinsensitivedictionary/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/requests_utility_caseinsensitivedictionary/#uses) | Source: [wp-includes/Requests/Utility/CaseInsensitiveDictionary.php:15](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/Utility/CaseInsensitiveDictionary.php#L15-L103) * class[Requests_Utility_FilteredIterator](https://developer.wordpress.org/reference/classes/requests_utility_filterediterator/) * Iterator for arrays requiring filtered values * Used by [0 functions](https://developer.wordpress.org/reference/classes/requests_utility_filterediterator/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/requests_utility_filterediterator/#uses) | Source: [wp-includes/Requests/Utility/FilteredIterator.php:15](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/Utility/FilteredIterator.php#L15-L65) * class[RequiredOption](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-requiredoption/) * Represents an option that the implementing code requires the model to support. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-requiredoption/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-models-dto-requiredoption/#uses) | Source: [wp-includes/php-ai-client/src/Providers/Models/DTO/RequiredOption.php:23](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Providers/Models/DTO/RequiredOption.php#L23-L100) * class[Response](https://developer.wordpress.org/reference/classes/wporg-requests-response/) * HTTP response class * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-response/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-response/#uses) | Source: [wp-includes/Requests/src/Response.php:24](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Response.php#L24-L165) * class[Response](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-dto-response/) * Represents an HTTP response. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-dto-response/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-dto-response/#uses) | Source: [wp-includes/php-ai-client/src/Providers/Http/DTO/Response.php:25](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Providers/Http/DTO/Response.php#L25-L211) * class[Response](https://developer.wordpress.org/reference/classes/wordpress-aiclientdependencies-nyholm-psr7-response/) * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclientdependencies-nyholm-psr7-response/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclientdependencies-nyholm-psr7-response/#uses) | Source: [wp-includes/php-ai-client/third-party/Nyholm/Psr7/Response.php:15](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/third-party/Nyholm/Psr7/Response.php#L15-L74) * class[ResponseException](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-exception-responseexception/) * Exception class for HTTP response errors. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-exception-responseexception/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-exception-responseexception/#uses) | Source: [wp-includes/php-ai-client/src/Providers/Http/Exception/ResponseException.php:16](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Providers/Http/Exception/ResponseException.php#L16-L46) * class[ResponseUtil](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-util-responseutil/) * Class with static utility methods to process HTTP responses. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-util-responseutil/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-util-responseutil/#uses) | Source: [wp-includes/php-ai-client/src/Providers/Http/Util/ResponseUtil.php:15](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Providers/Http/Util/ResponseUtil.php#L15-L55) * class[RSSCache](https://developer.wordpress.org/reference/classes/rsscache/) * Used by [0 functions](https://developer.wordpress.org/reference/classes/rsscache/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/rsscache/#uses) | Source: [wp-includes/rss.php:718](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rss.php#L718-L840) * class[RuntimeException](https://developer.wordpress.org/reference/classes/wordpress-aiclient-common-exception-runtimeexception/) * Exception thrown for runtime errors. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-common-exception-runtimeexception/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-common-exception-runtimeexception/#uses) | Source: [wp-includes/php-ai-client/src/Common/Exception/RuntimeException.php:15](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Common/Exception/RuntimeException.php#L15-L17) * class[ServerException](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-exception-serverexception/) * Exception thrown for 5xx HTTP server errors. * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-exception-serverexception/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclient-providers-http-exception-serverexception/#uses) | Source: [wp-includes/php-ai-client/src/Providers/Http/Exception/ServerException.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/src/Providers/Http/Exception/ServerException.php#L17-L46) * class[ServerRequest](https://developer.wordpress.org/reference/classes/wordpress-aiclientdependencies-nyholm-psr7-serverrequest/) * Used by [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclientdependencies-nyholm-psr7-serverrequest/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wordpress-aiclientdependencies-nyholm-psr7-serverrequest/#uses) | Source: [wp-includes/php-ai-client/third-party/Nyholm/Psr7/ServerRequest.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/php-ai-client/third-party/Nyholm/Psr7/ServerRequest.php#L17-L166) * class[Session](https://developer.wordpress.org/reference/classes/wporg-requests-session/) * Session handler for persistent requests and default parameters * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-session/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-session/#uses) | Source: [wp-includes/Requests/src/Session.php:26](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Session.php#L26-L308) * class[Ssl](https://developer.wordpress.org/reference/classes/wporg-requests-ssl/) * SSL utilities for Requests * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-ssl/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-ssl/#uses) | Source: [wp-includes/Requests/src/Ssl.php:20](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Ssl.php#L20-L182) * class[Status304](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status304/) * Exception for 304 Not Modified responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status304/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status304/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status304.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status304.php#L17-L31) * class[Status305](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status305/) * Exception for 305 Use Proxy responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status305/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status305/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status305.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status305.php#L17-L31) * class[Status306](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status306/) * Exception for 306 Switch Proxy responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status306/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status306/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status306.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status306.php#L17-L31) * class[Status400](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status400/) * Exception for 400 Bad Request responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status400/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status400/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status400.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status400.php#L17-L31) * class[Status401](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status401/) * Exception for 401 Unauthorized responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status401/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status401/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status401.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status401.php#L17-L31) * class[Status402](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status402/) * Exception for 402 Payment Required responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status402/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status402/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status402.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status402.php#L17-L31) * class[Status403](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status403/) * Exception for 403 Forbidden responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status403/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status403/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status403.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status403.php#L17-L31) * class[Status404](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status404/) * Exception for 404 Not Found responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status404/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status404/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status404.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status404.php#L17-L31) * class[Status405](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status405/) * Exception for 405 Method Not Allowed responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status405/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status405/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status405.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status405.php#L17-L31) * class[Status406](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status406/) * Exception for 406 Not Acceptable responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status406/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status406/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status406.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status406.php#L17-L31) * class[Status407](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status407/) * Exception for 407 Proxy Authentication Required responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status407/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status407/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status407.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status407.php#L17-L31) * class[Status408](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status408/) * Exception for 408 Request Timeout responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status408/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status408/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status408.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status408.php#L17-L31) * class[Status409](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status409/) * Exception for 409 Conflict responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status409/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status409/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status409.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status409.php#L17-L31) * class[Status410](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status410/) * Exception for 410 Gone responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status410/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status410/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status410.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status410.php#L17-L31) * class[Status411](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status411/) * Exception for 411 Length Required responses * Used by [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status411/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/classes/wporg-requests-exception-http-status411/#uses) | Source: [wp-includes/Requests/src/Exception/Http/Status411.php:17](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/Requests/src/Exception/Http/Status411.php#L17-L31) [Previous Page](https://developer.wordpress.org/reference/classes/page/6/?output_format=md) [1](https://developer.wordpress.org/reference/classes/?output_format=md) … [5](https://developer.wordpress.org/reference/classes/page/5/?output_format=md) [6](https://developer.wordpress.org/reference/classes/page/6/?output_format=md) 7 [8](https://developer.wordpress.org/reference/classes/page/8/?output_format=md) [9](https://developer.wordpress.org/reference/classes/page/9/?output_format=md) … [20](https://developer.wordpress.org/reference/classes/page/20/?output_format=md) [Next Page](https://developer.wordpress.org/reference/classes/page/8/?output_format=md)