PHP is_long() Function

In this article, you will learn how to check if a variable type is long or not in PHP. The is_long() function in PHP checks whether a variable is of type integer or not.

This function is an alias of is_int().

what is the syntax of the IS_LONG() function in php?

is_long(variable);

examples of the IS_LONG() function

Example 1. In this example, we check whether a variable is of type integer or not.

<?php
$a = 32;
echo "a is " . is_long($a) . "<br>";

$b = 0;
echo "b is " . is_long($b) . "<br>";

$c = 32.5;
echo "c is " . is_long($c) . "<br>";

$d = "32";
echo "d is " . is_long($d) . "<br>";

$e = true;
echo "e is " . is_long($e) . "<br>";

$f = "null";
echo "f is " . is_long($f) . "<br>";
?>