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Swoole\Connection\Iterator::key

(PECL swoole >= 1.9.0)

Swoole\Connection\Iterator::key — Return key of the current connection.

說(shuō)明

public Swoole\Connection\Iterator::key(): int

This function returns key of the current connection.

參數

此函數沒(méi)有參數。

返回值

Key of the current connection.

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