PHP gettype() Function

Example

Return the type of different variables:

<?php
$a = 3;
echo gettype($a) . " ";

$b = 3.2;
echo gettype($b) . " ";

$c = "Hello";
echo gettype($c) . " ";

$d = array();
echo gettype($d) . " ";

$e = array("red", "green", "blue");
echo gettype($e) . " ";

$f = NULL;
echo gettype($f) . " ";

$g = false;
echo gettype($g) . " ";
?>

Try it Yourself »

Definition and Usage

The gettype() function returns the type of a variable.

Syntax

gettype(variable);

Parameter Values

Parameter	Description
variable	Required. Specifies the variable to check

Technical Details

Return Value:	The type as a string. Can be one of the following values: "boolean", "integer", "double", "string", "array", "object", "resource", "NULL", "unknown type"
Return Type:	String
PHP Version:	4.0+
PHP Changelog:	PHP 7.2: Closed resources are now returned as "resource (closed)". Earlier, the returned value was "unknown type".

❮ PHP Variable Handling Reference