PHP Manual
TokyoTyrantIterator
Returns the current key

TokyoTyrantIterator::key

(PECL tokyo_tyrant >= 0.2.0)

TokyoTyrantIterator::key — Returns the current key

说明

public TokyoTyrantIterator::key ( void ) : mixed

Returns the current key.

参数

此函数没有参数。

返回值

Returns the current key on success and false on failure.

参见

TokyoTyrantIterator::valid() - Rewinds the iterator
TokyoTyrantIterator::current() - Get the current value
TokyoTyrantIterator::next() - Move to next key
TokyoTyrantIterator::rewind() - Rewinds the iterator

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