[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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