c#启动进程

       //System.Diagnostics.Process p = new System.Diagnostics.Process();
//p.StartInfo.FileName = @"C:\Program Files (x86)\Tencent\WeChat\WeChat.exe";
//p.StartInfo.UseShellExecute = false; //是否使用操作系统shell启动
//p.StartInfo.RedirectStandardInput = true;//接受来自调用程序的输入信息
//p.StartInfo.RedirectStandardOutput = true;//由调用程序获取输出信息
//p.StartInfo.RedirectStandardError = true;//重定向标准错误输出
//p.StartInfo.CreateNoWindow = true;//不显示程序窗口
//p.Start();//启动程 Process[] processes = Process.GetProcesses();
foreach (Process item in Process.GetProcesses())
{
if (item.ProcessName.Contains("WeChat"))
{
item.StartInfo.FileName = @"C:\Program Files (x86)\Tencent\WeChat\WeChat.exe";
item.StartInfo.UseShellExecute = false; //是否使用操作系统shell启动
item.StartInfo.RedirectStandardInput = true;//接受来自调用程序的输入信息
item.StartInfo.RedirectStandardOutput = true;//由调用程序获取输出信息
item.StartInfo.RedirectStandardError = true;//重定向标准错误输出
item.StartInfo.CreateNoWindow = true;//不显示程序窗口
item.Start();//启动程序
}
}

启动

 private void StartQueueExe()
{
string filePath = AppDomain.CurrentDomain.BaseDirectory;
FileInfo file = new FileInfo(filePath);
//filePath = file.Directory.Parent.Parent.FullName + "\\ZB.QueueSystem\\ZB.QueueSystem.exe";
filePath = file.Directory.FullName + "\\ZB.QueueSystem\\ZB.QueueSystem.exe"; System.Diagnostics.Process p = new System.Diagnostics.Process();
p.StartInfo.FileName = filePath;
p.StartInfo.UseShellExecute = false; //是否使用操作系统shell启动
p.StartInfo.RedirectStandardInput = true;//接受来自调用程序的输入信息
p.StartInfo.RedirectStandardOutput = true;//由调用程序获取输出信息
p.StartInfo.RedirectStandardError = true;//重定向标准错误输出
p.StartInfo.CreateNoWindow = true;//不显示程序窗口
p.Start();//启动程序
}

停止

private void KillProcessExists()
{
Process[] processes = Process.GetProcessesByName("AppStart");
foreach (Process p in processes)
{
if (System.IO.Path.Combine(Application.StartupPath, "AppStart.exe") == p.MainModule.FileName)
{
p.Kill();
p.Close();
}
}
}      /// <summary>
        /// 关闭进程
        /// </summary>
        /// <param name="processName">进程名</param>
        private void KillProcess(string processName)
        {
            Process[] myproc = Process.GetProcesses();
            foreach (Process item in myproc)
            {
                if (item.ProcessName == processName)
                {
                    item.Kill();
                }
            }

}

 

查看是否存在指定进程:

private bool CheckProcessExists()
{
Process[] processes = Process.GetProcessesByName("test");
foreach (Process p in processes)
{
if (System.IO.Path.Combine(Application.StartupPath, "test.exe") == p.MainModule.FileName)
return true;
}
return false;
}
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