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Source View: pre_site_option_{$option}

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Line Code
923       *
924       * Passing a truthy value to the filter will effectively short-circuit retrieval,
925       * returning the passed value instead.
926       *
927       * @since 2.9.0 As 'pre_site_option_' . $key
928       * @since 3.0.0
929       *
930       * @param mixed $pre_option The default value to return if the option does not exist.
931       */
932       $pre = apply_filters( 'pre_site_option_' . $option, false );
933
934       if ( false !== $pre )
935            return $pre;
936
937      // prevent non-existent options from triggering multiple queries
938      $notoptions_key = "{$wpdb->siteid}:notoptions";
939      $notoptions = wp_cache_get( $notoptions_key, 'site-options' );
940
941      if ( isset( $notoptions[$option] ) ) {