[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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24 Answers

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*** * * ** **** * ***** ***** * **** *
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* * * **** **** ** * * * ******** ****
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* * *** ** * * ** ** * ** ** * *** *******
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* html>
** * * * *
* ** ** ** ***


*

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

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

?>


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

$user = * * *** *

echo *** **** ** ** *


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