PHP is_long() Function

❮ PHP Variable Handling Reference

Example

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>";
?>
Try it Yourself »

Definition and Usage

The is_long() function checks whether a variable is of type integer or not.

This function is an alias of is_int().


Syntax

is_long(variable);

Parameter Values

Parameter Description
variable Required. Specifies the variable to check

Technical Details

Return Value: TRUE if variable is an integer, FALSE otherwise
Return Type: Boolean
PHP Version: 4.0+

❮ PHP Variable Handling Reference
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