[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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