What will be the output of the following PHP code?
<?php
echo (checkdate(4,31,2010) ? ‘Valid’ : ‘Invalid’);
?>
a) TRUE
b) FALSE
c) Valid
d) Invalid
Answer: d
Explanation: The function checkdate() is used to validate a Gregorian date. In the program, April has 30 days and the above date is 31 therefore Invalid is returned.
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