[ISDP] 20170518 2nd midterm 3

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Write a PHP script to extract the user name from the email address.
Sample String : [email protected]
Expected Output : rayy
[Exercise] Essay (Open question) - asked in 2016-2 CSIEB0270 - Internet System Design and Practice by (18k points)
ID: 24646 - Available when: 2017-05-18 09:30:00 - Due to: 2017-05-18 12:00:00
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* * html>
* * *** **
* * **


* **

$string = * * *** *** *** * ** *

$token = * ** * * ** * * *
** **** * ** * **** ** *

?>


***** *** **
******* ** *
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*** ** * * ** * ** * * * *** ****** **** * ***
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* * * *
* = * **** **

$user = *** * ** *

echo *** * ** ** ***


* *
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$mailid = *** * *
$user = *** ** '@', true);
echo ** * *** * *
* **
**** *
******* *
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