settype

(PHP 4, PHP 5, PHP 7, PHP 8)

settype — Set the type of a variable

Description

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

Set the type of variable var to type.

Parameters

var

The variable being converted.

type

Possibles values of type are:

  • "boolean" or "bool"
  • "integer" or "int"
  • "float" or "double"
  • "string"
  • "array"
  • "object"
  • "null"

Return Values

Returns true on success or false on failure.

Examples

Example #1 settype() example

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

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

Notes

Note:

Maximum value for "int" is PHP_INT_MAX.

See Also