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

$user = ** **** **

echo * * ** ** **


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