[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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************ * * * * * * *** * *** *** * *
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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 * *** * *
** * **
*** *
* * * * *
answered by (-233 points)
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