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Source View: pre_transient_{$transient}

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Line Code
688       *
689       * @since 2.8.0
690       * @since 4.4.0 The `$transient` parameter was added
691       *
692       * @param mixed  $pre_transient The default value to return if the transient does not exist.
693       *                              Any value other than false will short-circuit the retrieval
694       *                              of the transient, and return the returned value.
695       * @param string $transient     Transient name.
696       */
697      $pre = apply_filters( "pre_transient_{$transient}", false, $transient );
698      if ( false !== $pre ) {
699           return $pre;
700      }
701
702      if ( wp_using_ext_object_cache() ) {
703           $value = wp_cache_get( $transient, 'transient' );
704      } else {
705           $transient_option = '_transient_' . $transient;
706           if ( ! wp_installing() ) {