我曾经这样做过，希望对您有所帮助：
bool createdNew;Mutex m = new Mutex(true, "myApp", out createdNew);if (!createdNew){ // myApp is already running... MessageBox.Show("myApp is already running!", "Multiple Instances"); return;}
我曾经这样做过，希望对您有所帮助：
bool createdNew;Mutex m = new Mutex(true, "myApp", out createdNew);if (!createdNew){ // myApp is already running... MessageBox.Show("myApp is already running!", "Multiple Instances"); return;}名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
