PHP 5.4.33 Released

The SplInt class

(PECL spl_types >= 0.1.0)

简介

The SplInt class is used to enforce strong typing of the integer type.

类摘要

SplInt extends SplType {
/* Constants */
const integer __default = 0 ;
/* 继承的方法 */
SplType::__construct ([ mixed $initial_value [, bool $strict ]] )
}

预定义常量

SplInt::__default

范例

Example #1 SplInt usage example

<?php
$int 
= new SplInt(94);

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

echo 
$int PHP_EOL;
?>

以上例程会输出:

Value not an integer
94

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