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

settypeSet the type of a variable


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

Set the type of variable var to type.



The variable being converted.


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.


Example #1 settype() example

"5bar"// string
$bar true;   // boolean

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



Maximum value for "int" is PHP_INT_MAX.

See Also

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