Test if the REST API is accessible.
WP_Site_Health::get_test_theme_version
Test if themes are outdated, or unnecessary.
WP_Site_Health::get_tests
Return a set of tests that belong to the site status page.
WP_Site_Health::get_test_php_version
Test if the supplied PHP version is supported.
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WP_Site_Health::admin_body_class
Add a class to the body HTML tag.
WP_Site_Health::test_php_extension_availability
Check if the passed extension or function are available.
WP_Site_Health::wp_schedule_test_init
Initiate the WP_Cron schedule test cases.
WP_Site_Health::get_test_php_extensions
Test if required PHP modules are installed on the host.
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WP_Site_Health::get_test_php_default_timezone
Test if the PHP default timezone is set to UTC.
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::get_test_is_in_debug_mode
Test if debug information is enabled.
WP_Site_Health::get_test_https_status
Test if your site is serving content over HTTPS.
WP_Site_Health::get_test_ssl_support
Check if the HTTP API can handle SSL/TLS requests.