Created
February 15, 2013 13:04
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WordPress function. Retrieves the number of callbacks registered to the given hook.
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| function GetNumberOfCallbacks( $strHook='' ) { | |
| global $wp_filter; | |
| if( empty( $strHook ) || !isset( $wp_filter[$strHook] ) ) return; | |
| return count( $wp_filter[$strHook] ); | |
| } |
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