floatval

(PHP 4 CVS only)

floatval -- Get float value of a variable

Description

float floatval (mixed var)

Returns the float value of var.

Var may be any scalar type. You cannot use floatval() on arrays or objects.

$var = '122.34343The';
$float_value_of_var = floatval ($var);
print $float_value_of_var; // prints 122.34343

See also intval(), strval(), settype() and Type juggling.