The SplString class
(PECL spl_types >= 0.1.0)
简介
The SplString class is used to enforce strong typing of the string type.
类摘要
预定义常量
SplString::__default
-
范例
Example #1 SplString usage example
<?php
$string = new SplString("Testing");
try {
$string = array();
} catch (UnexpectedValueException $uve) {
echo $uve->getMessage() . PHP_EOL;
}
var_dump($string);
echo $string; // Outputs "Testing"
?>
以上例程会输出:
Value not a string object(SplString)#1 (1) { ["__default"]=> string(7) "Testing" } Testing