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_Site_Health_Auto_Updates::test_if_failed_update
Check if automatic updates have tried to run, but failed, previously.
WP_Site_Health_Auto_Updates::test_vcs_abspath
Check if WordPress is controlled by a VCS (Git, Subversion etc).
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WP_Posts_List_Table::formats_dropdown
Displays a formats drop-down for filtering items.
WP_Debug_Data::get_database_size
Fetch the total size of all the database tables for the active database user.
WP_Debug_Data::get_sizes
Fetch the sizes of the WordPress directories: `wordpress` (ABSPATH), `plugins`, `themes`, and `uploads`.
WP_Debug_Data::check_for_updates
Calls all core functions to check for updates.
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WP_Debug_Data::debug_data
Static function for generating site debug data when required.
WP_Debug_Data::format
Format the information gathered for debugging, in a manner suitable for copying to a forum or support ticket.
WP_Fatal_Error_Handler::display_error_template
Displays the PHP error template and sends the HTTP status code, typically 500.
WP_Fatal_Error_Handler::display_default_error_template
Displays the default PHP error template.
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WP_Fatal_Error_Handler::should_handle_error
Determines whether we are dealing with an error that WordPress should handle in order to protect the admin backend against WSODs.
WP_Fatal_Error_Handler::handle
Runs the shutdown handler.
WP_Fatal_Error_Handler::detect_error
Detects the error causing the crash if it should be handled.