Swoole\Connection\Iterator::valid
(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)
Swoole\Connection\Iterator::valid — Check if current position is valid.
说明
public Swoole\Connection\Iterator::valid
( void
) : boolean
Checks if the current position is valid.
参数
此函数没有参数。
返回值
Returns TRUE if the current iterator position is valid, otherwise FALSE.