PHP 7.2.7 Released

IteratorIterator::valid

(PHP 5 >= 5.1.0)

IteratorIterator::validبررسی صحت تکرارکننده

Description

public bool IteratorIterator::valid ( void )

بررسی صحت تکرارکننده.

Parameters

This function has no parameters.

Return Values

بازگرداندن TRUE اگر تکرارکننده صحت داشته باشد در غیر این صورت FALSE

See Also

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User Contributed Notes 1 note

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mike at eastghost dot com
5 months ago
An Iterator is "valid" when it has additional elements, beyond its element index.

Said another way: After an Iterator is next()'d to its final element, the Iterator is no longer "valid".

Said another way: A "hasNext" check would simply return ::valid()
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