The SplInt class

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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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