C#前台常用数据验证，整数，负数，电话号码，油箱-C# front common data validation, integer, negative number, telephone number, fuel tank, etc.

使用C#做的坦克大战小游戏，游戏包括单人模式以及双人模式，而且可以自定义游戏-Use C# do Tankedaizhan small game, the game includes a single player mode and double mode, and you can customize the game