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