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Source View: delete_option

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Source View

Line Code
648 function delete_option( $option ) {
649      global $wpdb;
650
651      wp_protect_special_option( $option );
652
653      // Get the ID, if no ID then return
654      $row = $wpdb->get_row( $wpdb->prepare( "SELECT autoload FROM $wpdb->options WHERE option_name = %s", $option ) );
655      if ( is_null( $row ) )
656           return false;
657      do_action( 'delete_option', $option );
658      $result = $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->options WHERE option_name = %s", $option) );
659      if ( ! defined( 'WP_INSTALLING' ) ) {
660           if ( 'yes' == $row->autoload ) {
661                $alloptions = wp_load_alloptions();
662                if ( is_array( $alloptions ) && isset( $alloptions[$option] ) ) {
663                     unset( $alloptions[$option] );
664                     wp_cache_set( 'alloptions', $alloptions, 'options' );
665                }
666           } else {