settype

(PHP 3, PHP 4, PHP 5)

settype -- Set the type of a variable

Description

bool settype ( mixed &var, string type )

Set the type of variable var to type.

Possibles values of type are:

  • "boolean" (or, since PHP 4.2.0, "bool")

  • "integer" (or, since PHP 4.2.0, "int")

  • "float" (only possible since PHP 4.2.0, for older versions use the deprecated variant "double")

  • "string"

  • "array"

  • "object"

  • "null" (since PHP 4.2.0)

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.

Пример 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)
?>

See also gettype(), type-casting and type-juggling.


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