(PHP 4 >= 4.2.0, PHP 5)
Returns the float value of var.
Var may be any scalar type. You cannot use floatval() on arrays or objects.
<?php $var = '122.34343The'; $float_value_of_var = floatval($var); echo $float_value_of_var; // prints 122.34343 ?>
See also intval(), strval(), settype() and Type juggling.
