Last_Modified

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session_start();
if(!isset($_SESSION['random_code']))
	$_SESSION['random_code'] = mt_rand(100000,1000000);
?>
<?header("Last-Modified: " . date("r", time()-432000));?>
<?header("Expires: " . date("r", time()+432000));?> 
<?
$Last_Modified = @date ( 'D, d M Y H:i:00' , time () - 432000 );
$Expires = @date ( 'D, d M Y H:i:00' , time () + 432000 );

 

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Last_Modified

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Опубликовано вт, 07/25/2017 - 16:04 пользователем vanbot
<?php //$LastModified_unix = 1294844676; $LastModified = date("r", time()-432000); $IfModifiedSince = false; if (isset($_ENV['HTTP_IF_MODIFIED_SINCE'])) $IfModifiedSince = strtotime(substr($_ENV['HTTP_IF_MODIFIED_SINCE'], 5)); if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) $IfModifiedSince = strtotime(substr($_SERVER['HTTP_IF_MODIFIED_SINCE'], 5)); if ($IfModifiedSince && $IfModifiedSince >= $LastModified_unix) { header($_SERVER['SERVER_PROTOCOL'] . ' 304 Not Modified'); exit; } header('Last-Modified: '. $LastModified); ?>