floatval
(PHP 4 >= 4.2.0, PHP 5)
floatval — Get float value of a variable
Parameters
- var
-
May be any scalar type. floatval() should not be used on objects, as doing so will emit an E_NOTICE level error and return 1.
Return Values
The float value of the given variable. Empty arrays return 0, non-empty arrays return 1.
Examples
Example #1 floatval() Example
<?php
$var = '122.34343The';
$float_value_of_var = floatval($var);
echo $float_value_of_var; // 122.34343
?>
See Also
- intval() - Get the integer value of a variable
- strval() - Get string value of a variable
- settype() - Set the type of a variable
- Type juggling