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Php Settype Function

📅 2026-06-20 | 📂 PHP

PHP settype() Function | Tutorial

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PHP settype() Function

PHP Available Functions

The settype() function is used to set the type of a variable.

PHP Version Requirement: PHP 4, PHP 5, PHP 7

Syntax

bool settype ( mixed &$var , string $type )

Parameter Description:

$var: The variable to be converted.
$type: The possible values for type are:
- "boolean" (or "bool", from PHP 4.2.0)
- "integer" (or "int", from PHP 4.2.0)
- "float" (only usable after PHP 4.2.0, the "double" used in older versions is now deprecated)
- "string"
- "array"
- "object"
- "null" (from PHP 4.2.0)

Return Value

Returns TRUE on success, FALSE on failure.

Example

Example

<?php
$foo = "5bar"; // string
$bar = true;   // boolean

var_dump($foo);
var_dump($bar);

settype($foo, "integer"); // $foo is now 5 (integer)
settype($bar, "string");  // $bar is now "1" (string)

var_dump($foo);
var_dump($bar);
?>

Output:

string(4) "5bar"
bool(true)
int(5)
string(1) "1"

PHP Available Functions