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Source View: nocache_headers

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Line Code
930  */
931 function wp_get_nocache_headers() {
932      $headers = array(
933           'Expires' => 'Wed, 11 Jan 1984 05:00:00 GMT',
934           'Cache-Control' => 'no-cache, must-revalidate, max-age=0',
935           'Pragma' => 'no-cache',
936      );
937
938      if ( function_exists('apply_filters') ) {
939           $headers = (array) apply_filters('nocache_headers', $headers);
940      }
941      $headers['Last-Modified'] = false;
942      return $headers;
943 }
944
945 /**
946  * Sets the headers to prevent caching for the different browsers.
947  *
948  * Different browsers support different nocache headers, so several headers must