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Source View: nocache_headers

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Line Code
1557 function wp_get_nocache_headers() {
1558      $headers = array(
1559           'Expires' => 'Wed, 11 Jan 1984 05:00:00 GMT',
1560           'Last-Modified' => gmdate( 'D, d M Y H:i:s' ) . ' GMT',
1561           'Cache-Control' => 'no-cache, must-revalidate, max-age=0',
1562           'Pragma' => 'no-cache',
1563      );
1564
1565      if ( function_exists('apply_filters') ) {
1566           $headers = apply_filters('nocache_headers', $headers);
1567      }
1568      return $headers;
1569 }
1570
1571 /**
1572  * Sets the headers to prevent caching for the different browsers.
1573  *
1574  * Different browsers support different nocache headers, so several headers must
1575  * be sent so that all of them get the point that no caching should occur.