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6.8 switch语句

一个switch语句应该具有如下格式:switch (condition) {  case abc:   /* falls through */    statements;  case def:   statements;   break;

  case xyz:    statements;    break;

  default:    statements;    break;}每当一个case顺着往下执行时(因为没有break语句),通常应在break语句的位置添加注释。上面的示例代码中就包含注释/* falls through */。

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