PHP custom function collection code_PHP tutorial

Copy code The code is as follows:

#*********** ******************************
#Function: No operation on the page, automatic expiration function
#Parameter:$ onlinetime The last time the current page was used
#Parameter: $interval page timeout time
#Return: None
#************************ ************************
function user_mktime($onlinetime,$interval){
$new_time = mktime();
if( $new_time-$onlinetime > $interval){
echo "Login timeout!";
session_destroy();
exit();
}else{
$_SESSION[times] = mktime();
}
}
user_mktime($_SESSION[times],3600) //If not used for 1 hour, the current page will automatically expire
?>

http://www.bkjia.com/PHPjc/322165.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/322165.htmlTechArticleCopy the code as follows: ?php #****************** *************************** #Function: No operation on the page, automatic expiration function #Parameters: $onlinetime The last time the current page was used #Parameter ...