Php/docs/function.spl-classes

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spl_classes

(PHP 5, PHP 7)

spl_classes返回所有可用的SPL类


说明

spl_classes ( ) : array

本函数返回当前所有可用的 SPL 类的数组。


参数

此函数没有参数。


返回值

Returns an array containing the currently available SPL classes.


范例

Example #1 spl_classes() example

<?phpprint_r(spl_classes());?>

以上例程的输出类似于:


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
)