wp-includes/functions.wp-scripts.php:367Removes a registered script.
$handlestringfunction wp_deregister_script( $handle ) { global $pagenow; _wp_scripts_maybe_doing_it_wrong( __FUNCTION__, $handle ); /** * Do not allow accidental or negligent de-registering of critical scripts in the admin. * Show minimal remorse if the correct hook is used. */ $current_filter = current_filter(); if ( ( is_admin() && 'admin_enqueue_scripts' !== $current_filter ) || ( 'wp-login.php' === $pagenow && 'login_enqueue_scripts' !== $current_filter ) ) { $not_allowed = array( 'jquery', 'jquery-core', 'jquery-migrate', 'jquery-ui-core', 'jquery-ui-accordion', 'jquery-ui-autocomplete', 'jquery-ui-button', 'jquery-ui-datepicker', 'jquery-ui-dialog', 'jquery-ui-draggable', 'jquery-ui-droppable', 'jquery-ui-menu', 'jquery-ui-mouse', 'jquery-ui-position', 'jquery-ui-progressbar', 'jquery-ui-resizable', 'jquery-ui-selectable', 'jquery-ui-slider', 'jquery-ui-sortable', 'jquery-ui-spinner', 'jquery-ui-tabs', 'jquery-ui-tooltip', 'jquery-ui-widget', 'underscore', 'backbone', ); if ( in_array( $handle, $not_allowed, true ) ) { _doing_it_wrong( __FUNCTION__, sprintf( /* translators: 1: Script name, 2: wp_enqueue_scripts */ __( 'Do not deregister the %1$s script in the administration area. To target the front-end theme, use the %2$s hook.' ), "<code>$handle</code>", '<code>wp_enqueue_scripts</code>' ), '3.6.0' ); return; } } wp_scripts()->remove( $handle );}Introduced in 2.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/functions.wp-scripts.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.