What will be the output of the following PHP code? <?php $num = "123" – McqOptions

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1.	What will be the output of the following PHP code? <?php $num = "123"; if (!filter_var($num, FILTER_VALIDATE_INT)) echo("Integer is not valid"); else echo("Integer is valid"); ?>
A.	No output is returned
B.	Integer is not valid
C.	Integer is valid
D.	Error
Answer» D. Error

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