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Cookie and Session Bayu Priyambadha, S.Kom
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What is Cookie? Data saving mechanism Saved in user/client computer
Containt of teks data Transmit as a HTTP Header Has an active time Has a function : Identification client Authentication client
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PHP Cookie PHP function : Example : setcookie(name, value, expire);
$value = 'something from somewhere'; setcookie("TestCookie", $value, time()+3600); ?>
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Read Cookie Using : Example : $_COOKIE[“nama_cookie”] <?php
echo $_COOKIE("TestCookie"); ?>
![Read Cookie Using : Example : $_COOKIE[ nama_cookie ] < php](http://slideplayer.com./slide/16329516/95/images/4/Read+Cookie+Using+%3A+Example+%3A+%24_COOKIE%5B+nama_cookie+%5D+%3C+php.jpg "echo $_COOKIE( TestCookie ); >")
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Try This!!! <html> <head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Untitled Document</title> </head> <body> <?php if (!isset($_COOKIE["nama_client"])) { ?> <form action="proses.php" method="post"> Nama : <input type="text" name="nama" /><br /> <input type="submit" value="Go" /> </form> <? } else echo "Ini dia nama client-nya : ".$_COOKIE["nama_client"]; </body> </html>
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Try This!!! (2) <?php setcookie("nama_client",$_POST["nama"],time()+120); ?>
![Try This!!! (2) < php setcookie( nama_client ,$_POST[ nama ],time()+120); >](http://slideplayer.com./slide/16329516/95/images/6/Try+This%21%21%21+%282%29+%3C+php+setcookie%28+nama_client+%2C%24_POST%5B+nama+%5D%2Ctime%28%29%2B120%29%3B+%3E.jpg "Try This!!! (2) < php setcookie( nama_client ,$_POST[ nama ],time()+120); >")
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Session Session is same as cookie, but this mechanism store data to the server Must be started with : session_start() Example : <?php session_start(); $_SESSION['views'] = 1; echo "Pageviews = ". $_SESSION['views']; ?>
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