Temporary cookies :
By Default Temporary cookie is active which is store in browser memory, live until browser is closed.
Persistent Cookie: persistent cookie is a cookie which is stored in a cookie file permanently on the browser’s computer.
Which is live for a time period defines by programmer in the script.
Example:
<?php
$value = ‘value’;
setcookie("testcookie", $value, time()+3600); /* expire in 1 hour */
// Where 3600 count in 60*60*1 [second*minute*hour]
?>

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