PHP Functions Essential Reference

settype

bool settype(mixed $variable, string type) 

Converts a variable to a given type.

Returns:

TRUE if the given variable can be converted to the given type; FALSE if the type argument is not a valid type name

Description:

settype() converts a variable to the specified type . If the type parameter is not a valid type name, the conversion fails and the function returns FALSE.

Availability:

UNIX, Windows

Version:

3+, 4+

See also:

To find the type of a variable:

gettype() 

Examples:

Basic use of settype()

$title = '1001 Arabian Nights'; settype ($title, 'integer') or die ('Could not convert $title from type <i>string</i> to type <i>integer</i>'); print $title;

Show how setting the type modifies the value of a variable

<pre> <?php // Make ...