PHP gettype() Function
❮ PHP Variable Handling Reference
Example
Return the type of different variables:
<?php
$a = 3;
echo gettype($a) . "<br>";
$b = 3.2;
echo
gettype($b) . "<br>";
$c = "Hello";
echo gettype($c) . "<br>";
$d = array();
echo
gettype($d) . "<br>";
$e = array("red", "green", "blue");
echo
gettype($e)
. "<br>";
$f = NULL;
echo gettype($f) . "<br>";
$g = false;
echo gettype($g) . "<br>";
?>
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
