C语言里的switch语句怎么用,最好有例子哈~!
C\u8bed\u8a00\u91cc\u7684switch\u8bed\u53e5\u600e\u4e48\u7528\uff0c\u6700\u597d\u6709\u4f8b\u5b50\u54c8\uff5e\uff01switch(a) //a\u5fc5\u987b\u662f\u4e00\u4e2a\u6574\u6570\uff0c\u4e5f\u5c31\u662f\u53ef\u4ee5\u4e3a\uff1achar short int long
\u610f\u601d\u662f\u770ba\u7684\u503c\u662f\u591a\u5c11\uff0c\u4e0b\u9762case \u540e\u9762\u5c31\u662f\u8ddf\u7684\u4f60\u60f3\u5904\u7406\u7684\u503c\uff0c
{
case 1: //a\u4e3a1\u7684\u65f6\u5019
cout << "a==1" << endl;
break;
case 2:
cout << "a==1" << endl;
break;
...
...
default: //\u5176\u4ed6\u60c5\u51b5
break;
}
\u6267\u884c\u8fc7\u7a0b\uff1a\u5148\u8ba1\u7b97\u5e76\u83b7\u5f97switch\u540e\u9762\u5c0f\u62ec\u53f7\u91cc\u7684\u8868\u8fbe\u5f0f\u6216\u53d8\u91cf\u503c\uff0c\u7136\u540e\u5c06\u8ba1\u7b97\u7ed3\u679c\u987a\u5e8f\u4e0e\u6bcf\u4e2acase\u540e\u7684\u5e38\u91cf\u6bd4\u8f83\u3002
\u5f53\u4e8c\u8005\u76f8\u7b49\u65f6\uff0c\u6267\u884c\u4e2acase\u5757\u4e2d\u7684\u4ee3\u7801\uff0c\u5f53\u9047\u5230break\u65f6\uff0c\u5c31\u8df3\u51faswitch\u9009\u62e9\u7ed3\u6784\uff0c\u6267\u884cswitch\u9009\u62e9\u7ed3\u6784\u4e4b\u540e\u7684\u4ee3\u7801\u3002
\u5982\u679c\u4efb\u4f55\u4e00\u4e2acase\u4e4b\u540e\u7684\u5e38\u91cf\u4e0eswitch\u540e\u7684\u5c0f\u62ec\u53f7\u4e2d\u7684\u503c\u76f8\u7b49\uff0c\u5219\u6267\u884cswitch\u5c3e\u90e8\u7684default\u5757\u4e2d\u4ee3\u7801\u3002
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绛旓細C璇█鐢switch璇彞杩涜鎴愮哗绛夌骇鍒ゆ柇鍙互閲囩敤浠ヤ笅鐨勪唬鐮侊細main(){int i,a;scanf("%d",&a);i=a/10;switch a {case '10':case '9': printf("A"); break;case '8': printf("B"); break;case '7': printf("C"); break;case '6': printf("D");else printf("E");} } ...
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