I'm new here so pardon me if there's anything wrong on my question or if it's in the wrong section. I'm practicing Java right now and I wanna know how to do that. Here's the code:I'm new here so pardon me if there's anything w
阅读背景：
当有人在变量上输入错误信息时，如何避免错误？
来源：互联网
分享到：
