我想问下关于抛出异常的问题

Question

try catch是用来捕获异常的，百度出来说不用try的话出现异常会崩溃，那么如果写了try catch语句，但是程序又没有出现异常的话，那么这段捕获异常的代码就自动跳过了是吧

Answer 1

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Answer 2

出现异常就执行catch｛｝；就是针对可能出现的异常处理。