- PHP 手册
- 函数参考
- 进程控制扩展
- parallel
- parallel\Channel
parallel\Channel::open
(0.9.0)
parallel\Channel::open — Access
说明
public parallel\Channel::open(string$name): Channel
Shall open the channel with the given name
Exceptions
警告Shall throw parallel\Channel\Error\Existence if channel does not exist.
User Contributed Notes 1 note
up down 0 gam6itko ¶8 months ago
<?php
// example below shows how to get channel by name within child thread with Channel::open()
use parallel\{Channel, Runtime};
$fnThread = static function () {
$channel = Channel::open('channel_name');
$message = $channel->recv();
echo "- received message: $message\n";
return 'bye';
};
$channel = Channel::make('channel_name', 1);
// main thread
$runtime = new Runtime();
$future = $runtime->run($fnThread, [$channel]);
echo "sending message\n";
$channel->send('hello future!');
sleep(1);
echo "closing channel\n";
$channel->close();
echo "future said: ".$future->value();
echo PHP_EOL;
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官方地址：https://www.php.net/manual/en/parallel-channel.open.php