SPL Types
PHP Manual

The SplFloat class

(No version information available, might only be in SVN)

Introduzione

The SplFloat class is used to enforce strong typing of the float type.

Sommario dellla classe

SplFloat extends SplType {
/* Constants */
const float __default = 0 ;
/* Metodi ereditati */
SplType::__construct ([ mixed $initial_value [, bool $strict ]] )
}

Costanti predefinite

SplFloat::__default

Esempi

Example #1 SplFloat usage example

<?php
$float 
= new SplFloat(3.154);
$newFloat = new SplFloat(3);

try {
    
$float 'Try to cast a string value for fun';
} catch (
UnexpectedValueException $uve) {
    echo 
$uve->getMessage() . PHP_EOL;
}

echo 
$float PHP_EOL;
echo 
$newFloat PHP_EOL;
?>

Il precedente esempio visualizzerĂ :

Value not a float
3.154
3


SPL Types
PHP Manual