[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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**** *** * * * **** * ** ** ** ** *** ** *
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* ** **
** * = *** * ** ****

$user = *** ** * * * *

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


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