(PHP 5, PHP 7, PHP 8)
spl_classes — 返回可用的 SPL 類別
此函式沒有參數。
返回一個包含目前可用 SPL 類別的陣列。
範例 #1 spl_classes() 範例
<?php
print_r(spl_classes());
?>上述範例將輸出類似以下的內容
Array
(
[ArrayObject] => ArrayObject
[ArrayIterator] => ArrayIterator
[CachingIterator] => CachingIterator
[RecursiveCachingIterator] => RecursiveCachingIterator
[DirectoryIterator] => DirectoryIterator
[FilterIterator] => FilterIterator
[LimitIterator] => LimitIterator
[ParentIterator] => ParentIterator
[RecursiveDirectoryIterator] => RecursiveDirectoryIterator
[RecursiveIterator] => RecursiveIterator
[RecursiveIteratorIterator] => RecursiveIteratorIterator
[SeekableIterator] => SeekableIterator
[SimpleXMLIterator] => SimpleXMLIterator
)