So what is the function to display floating number

Question

<?php

$x= 5.67;

if ($x<0)
echo "$x is a negative number";

elseif ($x>0)
echo "$x is a positive number";

elseif ($x%2==1)
echo "$x is a floating number";

else
echo "$x is a string";

?>

Answer 1

elseif (is_float($x))