Test if required PHP modules are installed on the host.
WP_Site_Health::get_test_sql_server
Test if the SQL server is up to date.
WP_Site_Health::get_test_utf8mb4_support
Test if the database server is capable of using utf8mb4.
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::test_accepts_dev_updates
Check if the install is using a development branch and can use nightly packages.
WP_Site_Health_Auto_Updates::test_accepts_minor_updates
Check if the site supports automatic minor updates.
WP_Site_Health::__construct
WP_Site_Health constructor.
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WP_Site_Health::enqueue_scripts
Enqueues the site health scripts.
WP_Site_Health::prepare_sql_data
Run the SQL version checks.
WP_Site_Health::check_wp_version_check_exists
Test if `wp_version_check` is blocked.
WP_Site_Health::get_test_wordpress_version
Tests for WordPress version and outputs it.
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WP_Site_Health::get_test_plugin_version
Test if plugins are outdated, or unnecessary.
WP_Site_Health::get_test_theme_version
Test if themes are outdated, or unnecessary.
WP_Site_Health_Auto_Updates::test_vcs_abspath
Check if WordPress is controlled by a VCS (Git, Subversion etc).