Result Size: 625 x 571
x
 
<!DOCTYPE html>
<html>
<body>
<?php
$a = 32;
echo "a is " . is_integer($a) . "<br>";
$b = 0;
echo "b is " . is_integer($b) . "<br>";
$c = 32.5;
echo "c is " . is_integer($c) . "<br>";
$d = "32";
echo "d is " . is_integer($d) . "<br>";
$e = true;
echo "e is " . is_integer($e) . "<br>";
$f = "null";
echo "f is " . is_integer($f) . "<br>";
?>
</body>
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</html>
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