^{<dl id="gtls4"><input id="gtls4"></input></dl>}

APCUIterator::valid

(PECL apcu >= 5.0.0)

APCUIterator::valid — Checks if current position is valid

public APCUIterator::valid(): bool

Checks if the current iterator position is valid.

此函數(shù)沒有參數(shù)。

Returns true if the current iterator position is valid, otherwise false.