CascadiaPHP 2024


(PHP 5 >= 5.1.0, PHP 7, PHP 8)

FilterIterator::validCheck whether the current element is valid


public FilterIterator::valid(): bool

Checks whether the current element is valid.


The standard implementation of this function will initially return false until the inner iterator is advanced to the first accepted element.


This function has no parameters.

Return Values

true if the current element is valid, otherwise false

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