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LimitIterator::valid

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

LimitIterator::validCheck whether the current element is valid

说明

public LimitIterator::valid(): bool

Checks whether the current element is valid.

参数

此函数没有参数。

返回值

成功时返回 true, 或者在失败时返回 false

参见

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