Swoole\Coroutine\Http2\Client->ping()

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Notice: ext-swoole is supported until v4.7.1, use ext-openswoole >= v4.7.1. Latest version: pecl install openswoole-4.9.1

Declaration

<?php
Swoole\Coroutine\Http2\Client->ping(): bool

Parameters

None

Return

Returns true when the ping is successful and false when the ping fails.


Description

The ping frame is a mechanism for measuring the minimum round-trip time from the sender and determining whether an idle connection is still valid or not.

For more information on the implementation of ping frames, see the HTTP/2 Ping Frame RFC document.