wp-includes/functions.php:5716Marks a class as deprecated and informs when it has been used.
$class_namestring$versionstring$replacementstringoptional''2 hooks fire while _deprecated_class() runs, in this order:
Fires when a deprecated class is called.
Filters whether to trigger an error for a deprecated class.
function _deprecated_class( $class_name, $version, $replacement = '' ) { /** * Fires when a deprecated class is called. * * @since 6.4.0 * * @param string $class_name The name of the class being instantiated. * @param string $replacement The class or function that should have been called. * @param string $version The version of WordPress that deprecated the class. */ do_action( 'deprecated_class_run', $class_name, $replacement, $version ); /** * Filters whether to trigger an error for a deprecated class. * * @since 6.4.0 * * @param bool $trigger Whether to trigger an error for a deprecated class. Default true. */ if ( WP_DEBUG && apply_filters( 'deprecated_class_trigger_error', true ) ) { if ( function_exists( '__' ) ) { if ( $replacement ) { $message = sprintf( /* translators: 1: PHP class name, 2: Version number, 3: Alternative class or function name. */ __( 'Class %1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.' ), $class_name, $version, $replacement ); } else { $message = sprintf( /* translators: 1: PHP class name, 2: Version number. */ __( 'Class %1$s is <strong>deprecated</strong> since version %2$s with no alternative available.' ), $class_name, $version ); } } else { if ( $replacement ) { $message = sprintf( 'Class %1$s is <strong>deprecated</strong> since version %2$s! Use %3$s instead.', $class_name, $version, $replacement ); } else { $message = sprintf( 'Class %1$s is <strong>deprecated</strong> since version %2$s with no alternative available.', $class_name, $version ); } } wp_trigger_error( '', $message, E_USER_DEPRECATED ); }}Introduced in 6.4.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/functions.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.