[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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