抛出异常 捕获异常 关键字 try,catch,finally,throw,throws 假设要捕获多个异常,从上到下要是:从小到大的捕获 public class Test { public static void main(String[] args) { int a = 1; int b =0; try{ //监控区域 System.out.println(a/b); }catch (ArithmeticException e){ //想要捕获的异常类型 System.out.println("出现异常"); }finally { //处理善后工作 System.out.println("finally"); } } }