在线文档教程
PHP
SPL/Iterators

FilterIterator::valid

FilterIterator::valid

(PHP 5 >= 5.1.0, PHP 7)

FilterIterator::valid — Check whether the current element is valid

Description

public bool FilterIterator::valid ( void )

Warning

This function is currently not documented; only its argument list is available.

Checks whether the current element is valid.

Parameters

This function has no parameters.

Return Values

TRUE if the current element is valid, otherwise FALSE

← FilterIterator::rewind

GlobIterator →

© 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

https://secure.php.net/manual/en/filteriterator.valid.php