[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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* * *
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