wp_is_fatal_error_handler_enabled()
Function: Checks whether the fatal error handler is enabled.
Source: wp-includes/error-protection.php:108
wp_is_file_mod_allowed()
Function: Determines whether file modifications are allowed.
Source: wp-includes/load.php:1645
wp_is_home_url_using_https()
Function: Checks whether the current site URL is using HTTPS.
Source: wp-includes/https-detection.php:36
wp_is_https_supported()
Function: Checks whether HTTPS is supported for the server and domain.
Source: wp-includes/https-detection.php:68
wp_is_ini_value_changeable()
Function: Determines whether a PHP ini value is changeable at runtime.
Source: wp-includes/load.php:1532
wp_is_internal_link()
Function: Determines whether or not the specified URL is of a host included in the internal hosts list.
Source: wp-includes/link-template.php:4836
wp_is_json_media_type()
Function: Checks whether a string is a valid JSON Media Type.
Source: wp-includes/load.php:1761
wp_is_json_request()
Function: Checks whether current request is a JSON request, or is expecting a JSON response.
Source: wp-includes/load.php:1713
wp_is_jsonp_request()
Function: Checks whether current request is a JSONP request, or is expecting a JSONP response.
Source: wp-includes/load.php:1733
wp_is_large_network()
Function: Determines whether or not we have a large network.
Source: wp-includes/ms-functions.php:2646