PHP Manual
Swoole Functions
Async and non-blocking hostname to IP lookup

swoole_async_dns_lookup

(PECL swoole >= 1.9.0)

swoole_async_dns_lookup — Async and non-blocking hostname to IP lookup

Description

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

Parameters

hostname

The host name.

callback

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

hostname: The host name.
IP: The IP address.

Return Values

Returns true on success or false on failure.

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