[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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