swoole_async_dns_lookup

(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)

swoole_async_dns_lookup — Async and non-blocking hostname to IP lookup

说锟斤拷

swoole_async_dns_lookup ( string $hostname , callable $callback ) : bool

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hostname

The host name.

callback
callback ( string $hostname , string $ip ) : mixed
hostname

The host name.

IP

The IP address.

锟斤拷锟斤拷值

锟缴癸拷时锟斤拷锟斤拷 TRUE锟斤拷 锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE锟斤拷