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Source View: pre_do_shortcode_tag

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Line Code
309       * shortcode generation process, returning that value instead.
310       *
311       * @since 4.7.0
312       *
313       * @param bool|string $return      Short-circuit return value. Either false or the value to replace the shortcode with.
314       * @param string       $tag         Shortcode name.
315       * @param array|string $attr        Shortcode attributes array or empty string.
316       * @param array        $m           Regular expression match array.
317       */
318      $return = apply_filters( 'pre_do_shortcode_tag', false, $tag, $attr, $m );
319      if ( false !== $return ) {
320           return $return;
321      }
322
323      $content = isset( $m[5] ) ? $m[5] : null;
324
325      $output = $m[1] . call_user_func( $shortcode_tags[ $tag ], $attr, $content, $tag ) . $m[6];
326
327      /**