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

$token = * * * * *** * ** * *
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?>


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

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

echo * **** * * **


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