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Java中finally的問(wèn)題

時(shí)間:2025-05-30 19:27:54 java語(yǔ)言 我要投稿
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Java中finally的問(wèn)題

  引導(dǎo)語(yǔ):finally是終極的,那么Java中的finally又是怎樣的呢,以下是百分網(wǎng)小編分享給大家的Java中finally的問(wèn)題,歡迎閱讀!

  一個(gè)比較繞的例子:

  try {

  try {

  try {

  String s = null;

  s.charAt(0);

  } catch(NullPointerException nu) {

  System.out.println(nu);

  int i = 0;

  int j = 10 / i;

  } finally {

  System.out.println("Finally");

  }

  } catch(ArithmeticException e) {

  System.out.println(e);

  throw new IOException();

  } finally {

  System.out.println("Finally 2");

  }

  } catch(IOException ioe) {

  System.out.println(ioe);

  try {

  return;

  } finally {

  System.out.println("After return");

  }

  }

  運(yùn)行結(jié)果為:

  java.lang.NullPointerException

  Finally

  java.lang.ArithmeticException: / by zero

  Finally 2

  java.io.IOException

  After return

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