[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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** ** * * *
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