Check if the passed extension or function are available.
WP_Site_Health::get_test_php_extensions
Test if required PHP modules are installed on the host.
WP_Site_Health_Auto_Updates::test_if_failed_update
Check if automatic updates have tried to run, but failed, previously.
WP_Site_Health::get_test_sql_server
Test if the SQL server is up to date.
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WP_Site_Health_Auto_Updates::test_vcs_abspath
Check if WordPress is controlled by a VCS (Git, Subversion etc).
WP_Site_Health::get_test_utf8mb4_support
Test if the database server is capable of using utf8mb4.
WP_Site_Health_Auto_Updates::test_check_wp_filesystem_method
Check if we can access files without providing credentials.
WP_Site_Health::get_test_dotorg_communication
Test if the site can communicate with WordPress.org.
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WP_Site_Health_Auto_Updates::test_all_files_writable
Check if core files are writable by the web user/group.
WP_Site_Health_Auto_Updates::__construct
WP_Site_Health_Auto_Updates constructor.
WP_Site_Health_Auto_Updates::run_tests
Run tests to determine if auto-updates can run.
WP_Site_Health_Auto_Updates::test_constants
Test if auto-updates related constants are set correctly.
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WP_Site_Health_Auto_Updates::test_wp_version_check_attached
Check if updates are intercepted by a filter.
WP_Site_Health_Auto_Updates::test_filters_automatic_updater_disabled
Check if automatic updates are disabled by a filter.
WP_Posts_List_Table::formats_dropdown
Displays a formats drop-down for filtering items.