Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: {$args}

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
542                array_pop( $wp_current_filter );
543           }
544           return;
545      }
546
547      if ( ! isset( $wp_filter['all'] ) ) {
548           $wp_current_filter[] = $tag;
549      }
550
551      $wp_filter[ $tag ]->do_action( $args );
552
553      array_pop( $wp_current_filter );
554 }
555
556 /**
557  * Checks if any action has been registered for a hook.
558  *
559  * When using the `$function_to_check` argument, this function may return a non-boolean value
560  * that evaluates to false (e.g. 0), so use the `===` operator for testing the return value.