What will be the output of the following PHP code? Say your previous session username was nachi.
<?php
unset($_SESSION['username']);
printf("Username now set to: %s", $_SESSION['username']);
?>
<?php
unset($_SESSION['username']);
printf("Username now set to: %s", $_SESSION['username']);
?>A. Username now set to: nachi
B. Username now set to: System
C. Username now set to:
D. Error
Answer: Option C
Solution(By Examveda Team)
To delete the session variable ‘username’ we use the unset() function.This Question Belongs to PHP >> HTML Forms Handling
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