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A WordPress-centric search engine for devs and theme authors

<?php
function has_action($tag, $function_to_check = false) {
    return has_filter($tag, $function_to_check);
}
?>

• Function Reference/has action « WordPress Codex
  Description. Check if any action has been registered for a hook. Usage. <?php has_action( $tag, $function_to_check ) ?> Parameters. $tag: (string) (required) ...
  codex.wordpress.org
• has_action (WordPress Function) - WPSeek.com
  WordPress lookup for has_action, a WordPress Function. wpseek.com is a WordPress-centric search tool for developers and theme authors.
  wpseek.com
• PHPXRef 0.7 : WordPress : Function Reference: has_action()
  Function and Method Cross Reference. has_action(). Defined at: /wp-includes/ plugin.php -> line 491. Referenced 3 times: /wp-admin/includes/plugin.php -> line ...
  phpxref.ftwr.co.uk
• has_action | Pippins Plugins
  Feb 15, 2012 ... Action hooks allow us to make our plugins much more extensible, and some times we need to be able to check whether a hook exists, or has ...
  pippinsplugins.com

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