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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                創建子進程 ~~~ swoole_process::__construct(callable $function, $redirect_stdin_stdout = false, $create_pipe = true); ~~~ 參數說明   * $function,子進程被創建以后執行的函數,底層會自動將函數保存到對象的callback屬性上。如果希望更改執行的函數,可賦值新的函數到對象的callback屬性 * $redirect_stdin_stdout,重定向子進程的標準輸入和輸出。啟用此選項后,在子進程內輸出內容將不是打印屏幕,而是寫入到主進程管道。讀取鍵盤輸入將變為從管道中讀取數據。默認為阻塞讀取。 * $create_pipe,是否創建管道,啟用$redirect_stdin_stdout后,此選項將忽略用戶參數,強制為true。如果子進程內沒有進程間通信,可以設置為 false ~~~ <?php $process = new swoole_process('callback_function', true); //子進程執行的邏輯 function callback_function(swoole_process $worker) { swoole_timer_tick(2000,function(){ echo time(); }) } $pid = $process->start(); //父進程執行的邏輯 //監聽子進程退出信號 swoole_process::signal(SIGCHLD, function($sig) { //必須為false,非阻塞模式 while($ret = swoole_process::wait(false)) { //執行回收后的處理邏輯,比如拉起一個新的進程 } }); ~~~
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