1、⽂件⽬录
2、协程简单代码
<?php
// 创建⼀个新的协程,并⽴即执⾏
$result = Swoole\Coroutine::create(function (){
var_dump('协程1');
$result = Swoole\Coroutine::create(function (){
裳凤蝶/
/Co::sleep(2);
五颜六的小老鼠var_dump('协程2');
});
var_dump($result."2");
});
var_dump($result."1");
//PHP Deprecated: Swoole\Event::rshutdown(): Event::wait() in shutdown function is deprecated in Unknown on line 0
// Deprecated: Swoole\Event::rshutdown(): Event::wait() in shutdown function is deprecated in Unknown on line 0
// \Swoole\Event::wait();
3、上述代码创建了 ⼀个协程 , 协程内 创建了⼀个⼦协程,在代码运⾏时, 会先运⾏ ⼦协程,再运⾏⽗协程 , 当 ⼦协程被挂起时,才会执⾏ ⽗协程。下⾯看 ⼦协程不等待时的效果:
4、当 ⼦协程等待被挂起时,则会先执⾏ ⽗协程,再执⾏⼦协程,看代码:
<?php
// 创建⼀个新的协程,并⽴即执⾏
$result = Swoole\Coroutine::create(function (){
var_dump('协程1');
$result = Swoole\Coroutine::create(function (){
// 等待两秒
Co::sleep(2);
var_dump('协程2');
});
var_dump($result."2");HDCP
});
var_dump($result."1");
\Swoole\Event::wait();
5、运⾏结果:
注意:当报错时:并非独生子
戴尚安PHP Deprecated: Swoole\Event::rshutdown(): Event::wait() in shutdown function is deprecated in Unknown on line 0 Deprecated: Swoole\Event::rshutdown(): Event::wait() in shutdown function is deprecated in Unknown on line 0
在代码后⾯加⼊:
山坡羊
潼关怀古
赏析\Swoole\Event::wait();