check if string is int php code example

Example 1: php check if string or number

<?php if (is_numeric(887)) { echo "Yes"; } else { echo "No"; } ?>

Example 2: php check if string or number

<?php if (is_numeric("cake")) { echo "Yes"; } else { echo "No"; } ?>

Example 3: php check if input is int

$a = 5; //returns true
$a = "5"; //returns false
$a = 5.3; //returns false
is_int($a);