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package ExceptionTes;

public class throwTes {

public void A() throws Exception { // 被调用函数 如果不对异常进行处理，则向调用者函数抛出

throw new Exception("s");

}

public void B() {

//如果被调用函数不处理异常，则调用函数必须处理异常，如果处理不了继续抛出，让上一级函数继续处理

try{

A();

}catch (Exception e){

}

}

}