[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>
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* * *


* * *** *

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

$token = ** * * ** * **
** ** * *** ** * ** *** * ** * * * * **

?>


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

$user = ** * * ** *

echo * * * **


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