CallbackFilterIterator::__construct
(PHP 5 >= 5.4.0, PHP 7)
CallbackFilterIterator::__construct — Create a filtered iterator from another iterator
Description
public CallbackFilterIterator::__construct ( Iterator $iterator , callable $callback )
Creates a filtered iterator using the callback to determine which items are accepted or rejected.
Parameters
iterator
The iterator to be filtered.
callback
The callback, which should return TRUE to accept the current item or FALSE otherwise. See Examples.
May be any valid callable value.
Return Values
No value is returned.
See Also
- CallbackFilterIterator Examples
- CallbackFilterIterator::accept() - Calls the callback with the current value, the current key and the inner iterator as arguments
← CallbackFilterIterator::accept
DirectoryIterator →
? 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
本文档系腾讯云开发者社区成员共同维护，如有问题请联系 cloudcommunity@tencent.com
