floatval

(PHP 4 >= 4.2.0, PHP 5)

floatval -- Get float value of a variable

Beskrivelse

float floatval ( mixed var )

Gets the float value of var.

Parameterliste

var

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

Returneringsværdier

The float value of the given variable.

Eksempler

Eksempel 1. floatval() Example

<?php
$var
= '122.34343The';
$float_value_of_var = floatval($var);
echo
$float_value_of_var; // 122.34343
?>

Se også

intval()
strval()
settype()
Type juggling