Coroutine::getSpawnLocation

以字符串形式获取协程的创建位置。

Coroutine::getSpawnLocation ​

(PHP 8.6+, True Async 1.0)

php
public Coroutine::getSpawnLocation(): string

以 "file:line" 格式返回协程的创建位置。如果信息不可用，则返回 "unknown"。

返回值 ​

string -- 类似 "/app/script.php:42" 或 "unknown" 的字符串。

示例 ​

示例 #1 调试输出 ​

php
<?php

use function Async\spawn;

$coroutine = spawn(fn() => "test");

echo "Created at: " . $coroutine->getSpawnLocation() . "\n";
// Output: "Created at: /app/script.php:5"

示例 #2 记录所有协程日志 ​

php
<?php

use function Async\spawn;
use function Async\get_coroutines;

spawn(fn() => Async\delay(1000));
spawn(fn() => Async\delay(2000));

foreach (get_coroutines() as $coro) {
    echo "Coroutine #{$coro->getId()} created at {$coro->getSpawnLocation()}\n";
}

参见 ​