{"id":31591,"date":"2023-09-27T23:01:52","date_gmt":"2022-12-08T01:42:38","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90java%e3%80%91%e6%9d%a1%e4%bb%b6%e5%88%a4%e6%96%ad%e4%b8%8e%e5%be%aa%e7%8e%af\/"},"modified":"2024-05-04T01:52:49","modified_gmt":"2024-05-03T17:52:49","slug":"%e3%80%90java%e3%80%91%e6%9d%a1%e4%bb%b6%e5%88%a4%e6%96%ad%e4%b8%8e%e5%be%aa%e7%8e%af","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90java%e3%80%91%e6%9d%a1%e4%bb%b6%e5%88%a4%e6%96%ad%e4%b8%8e%e5%be%aa%e7%8e%af\/","title":{"rendered":"\u3010Java\u3011\u6761\u4ef6\u5224\u65ad\u4e0e\u5faa\u73af"},"content":{"rendered":"

\u5982\u679c<\/h1>\n

\u53ef\u4ee5\u8fdb\u884c\u5206\u652f
\n\u5728if\u540e\u9762\u7684\u62ec\u53f7\u4e2d\u586b\u5199\u5206\u652f\u6761\u4ef6
\n\u7531\u6761\u4ef6\u8868\u8fbe\u5f0f\u548c\u4ee3\u7801\u5757\u6784\u6210<\/p>\n

\u6709\u4e00\u4e2a\u53ef\u4ee5\u8fdb\u884c\u5206\u5c90\u7684\u4f8b\u5b50\u662f…<\/p>\n

\u5bb6\u91cc\u6709\u9762\u5305\u5417\uff1f
\n\u2192 \u6709\u7684
\n\u90a3\u6211\u4eec\u5c31\u70e4\u5410\u53f8\u5403\u5427\uff01
\n\u2192 \u6ca1\u6709
\n\u90a3\u6211\u4eec\u53bb\u9762\u5305\u5e97\u4e70\u5427\uff01<\/p>\n

\u4f7f\u7a0b\u5e8f\u80fd\u6839\u636e\u6761\u4ef6\u8fdb\u884c\u5904\u7406\u7684\u65b9\u5f0f\u662f\u901a\u8fc7\u6539\u53d8\u7f16\u7a0b\u6765\u5b9e\u73b0\u7684\u3002<\/p>\n

public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        boolean<\/span> bread<\/span> =<\/span> true<\/span>;<\/span>\r\n        if<\/span> (<\/span>bread<\/span> ==<\/span> true<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3058\u3083\u3042\u30c8\u30fc\u30b9\u30c8\u306b\u3057\u3066\u98df\u3079\u3088\u3046\uff01\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d1\u30f3\u5c4b\u3078\u8cb7\u3044\u306b\u884c\u3053\u3046\uff01\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u8bf7\u5728\u7b2c\u4e09\u884c\u4e2d\uff0c\u7528\u5e03\u5c14\u7c7b\u578b\u7684\u53d8\u91cf bread \u8868\u793a\u771f\uff08\u4e5f\u53ef\u4ee5\u662f\u5047\uff09\u6765\u586b\u5199\u3002<\/p>\n
\u5982\u679c\uff08bread == true\uff09\u6210\u7acb\uff0c\u5219\u5728if\u8bed\u53e5\u7684\u7b2c\u56db\u884c\u6267\u884c\u5206\u652f\u3002\u5728\u6b64\u60c5\u51b5\u4e0b\uff0c\u8868\u793a\u5982\u679c\u53d8\u91cfbread\u88ab\u8d4b\u503c\u4e3atrue\u7684\u8bdd\uff0c\u5c31\u4f1a\u6267\u884c\u4e0b\u9762\u7684\u64cd\u4f5c\u3002<\/p>\n
\u5982\u679c\u7b2c\u4e94\u884c\u662f true\uff0c\u90a3\u4e48\u8bf7\u6267\u884c\u4ee5\u4e0b\u5904\u7406\u3002<\/p>\n
\u7b2c\u516d\u884c\u7684else\u6307\u7684\u662f\u9664\u4e86”true”\u4ee5\u5916\u7684\u60c5\u51b5\u3002
\n\u5728\u7b2c\u4e03\u884c\uff0c\u6267\u884c\u8fd9\u6837\u7684\u5904\u7406\u3002<\/p>\n
\u3058\u3083\u3042\u30c8\u30fc\u30b9\u30c8\u306b\u3057\u3066\u98df\u3079\u3088\u3046\uff01\r\n<\/code><\/pre>\n
\u5982\u679c\u5c06\u7b2c\u4e09\u884c\u4ecetrue\u6539\u4e3afalse\u7684\u8bdd\uff0c\u90a3\u4e48\u5c31\u4f1a\u53d8\u6210…<\/p>\n
\u30d1\u30f3\u5c4b\u3078\u8cb7\u3044\u306b\u884c\u3053\u3046\uff01\r\n<\/code><\/pre>\n
\u663e\u793a\u4e3a<\/p>\n
\u53ea\u6709[\u306e\u307f\u306e]\u8bed\u6cd5<\/h3>\n
\u5982\u679c\u6761\u4ef6\u6ee1\u8db3\uff0c\u5219\u6267\u884c\u6307\u5b9a\u7684\u5904\u7406\uff1b\u5982\u679c\u6761\u4ef6\u4e0d\u6ee1\u8db3\uff0c\u5219\u4e0d\u505a\u4efb\u4f55\u64cd\u4f5c\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> number<\/span> =<\/span> 5<\/span>;<\/span>\r\n        if<\/span> (<\/span>number<\/span> ==<\/span> 5<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3054\u308a\u3089!\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u53d8\u91cfnumber\u88ab\u8d4b\u503c\u4e3a5\u7684\u8bdd\uff0c<\/p>\n
\u7280\u725b\uff01<\/p>\n
\u53ea\u8981\u663e\u793a\u4e3a\u8be5\u503c\uff0c\u5728\u5176\u4ed6\u6570\u5b57\u88ab\u8f93\u5165\u65f6\uff0c\u4e0d\u8fdb\u884c\u4efb\u4f55\u5904\u7406\u3002<\/p>\n
\u5982\u679c-\u5426\u5247\u5982\u679c-\u5426\u5247\u69cb\u9020<\/h3>\n
\u4e00\u4e2a if \u8bed\u53e5\u53ef\u4ee5\u5c06\u5206\u53c9\u70b9\u5206\u6210\u4e09\u4e2a\u6216\u66f4\u591a\u7684\u8def\u5f84\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> number<\/span> =<\/span> 1<\/span>;<\/span>\r\n        if<\/span> (<\/span>number<\/span> ==<\/span> 1<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3044\u3061\u3054!\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> if<\/span> (<\/span>number<\/span> ==<\/span> 2<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u306b\u3093\u3058\u3093!\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> if<\/span> (<\/span>number<\/span> ==<\/span> 3<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30b5\u30f3\u30c0\u30eb!\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u308f\u304b\u3093\u306a\u301c\u3044\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u53d8\u91cfnumber\u88ab\u8d4b\u503c\u4e3a1\uff0c\u5219\u8f93\u51fa\u201c\u8349\u8393\uff01\u201d\uff1b\u5982\u679c\u4e3a2\uff0c\u5219\u8f93\u51fa\u201c\u80e1\u841d\u535c\uff01\u201d\uff1b\u5982\u679c\u4e3a3\uff0c\u5219\u8f93\u51fa\u201c\u51c9\u978b\uff01\u201d\uff1b\u5982\u679c\u662f\u5176\u4ed6\u6570\u5b57\uff0c\u5219\u663e\u793a\u201c\u6211\u4e0d\u77e5\u9053~\u201d\u3002\u901a\u8fc7\u4f7f\u7528else if\u8bed\u53e5\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u4e09\u4e2a\u4ee5\u4e0a\u7684\u5206\u652f\u3002<\/p>\n
\u5207\u6362\u6587\u6863<\/h1>\n
\u6240\u6709\u6761\u4ef6\u5f0f\u90fd\u662f\u4ee5\u53d8\u91cf == \u503c\u3001\u53d8\u91cf == \u53d8\u91cf\u7684\u5f62\u5f0f\u6765\u6bd4\u8f83\u5de6\u53f3\u4e24\u8fb9\u662f\u5426\u76f8\u7b49\u7684\u8868\u8fbe\u5f0f\u3002
\nswitch\u540e\u9762\u7684\u62ec\u53f7\u5185\u4e0d\u662f\u8868\u8fbe\u5f0f\uff0c\u800c\u662f\u9700\u8981\u586b\u5199\u53d8\u91cf\u540d\u3002
\ncase \u503c:\u4e2d\u7684:\u662f\u5192\u53f7\uff0c\u8981\u6ce8\u610f\u4e0d\u8981\u4e0e\u5206\u53f7;\u5f04\u6df7\u3002
\n\u5728case\u540e\u9762\u7684\u5904\u7406\u7684\u6700\u540e\u52a0\u4e0abreak\u3002
\ndefault\u7684\u610f\u601d\u4e0eif\u8bed\u53e5\u4e2d\u7684else\u76f8\u540c\uff0c\u7528\u4e8e\u5904\u7406\u6761\u4ef6\u4e0d\u7b26\u5408\u7684\u60c5\u51b5\u3002\u4e0eelse\u4e00\u6837\uff0c\u5728\u5904\u7406\u4e0d\u9700\u8981\u7684\u60c5\u51b5\u4e0b\u53ef\u4ee5\u7701\u7565\u3002break\u4e5f\u53ef\u4ee5\u7701\u7565\u3002<\/p>\n
\u53ef\u4ee5\u5c06\u4e4b\u524d\u7528\u8fc7\u7684 if-else if-else \u7ed3\u6784\u7684\u7f16\u7a0b\u4ee3\u7801\u6539\u5199\u6210 switch \u8bed\u53e5\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> number<\/span> =<\/span> 1<\/span>;<\/span>\r\n        switch<\/span>(<\/span>number<\/span>)<\/span> {<\/span>\r\n            case<\/span> 1<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3044\u3061\u3054!\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            case<\/span> 2<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u306b\u3093\u3058\u3093!\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            case<\/span> 3<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30b5\u30f3\u30c0\u30eb!\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            default<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u308f\u304b\u3093\u306a\u301c\u3044\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u4e0e\u6587\u5bf9\u6bd4\uff0c{\u3000}\u51cf\u5c11\u4e86\uff0c\u5e76\u4e14else if\u4e4b\u540e\u7684(\u3000)\u4e5f\u51cf\u5c11\u4e86\uff0c\u8fd9\u6837\u4f7f\u5f97\u9605\u8bfb\u66f4\u52a0\u65b9\u4fbf\u3002<\/p>\n
\u5982\u679c\u5fd8\u8bb0\u5199break\u8bed\u53e5\u4f1a\u53d1\u751f\u4ec0\u4e48\uff1f<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> number<\/span> =<\/span> 1<\/span>;<\/span>\r\n        switch<\/span>(<\/span>number<\/span>)<\/span> {<\/span>\r\n            case<\/span> 1<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3044\u3061\u3054!\"<\/span>);<\/span>\r\n            case<\/span> 2<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u306b\u3093\u3058\u3093!\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            case<\/span> 3<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30b5\u30f3\u30c0\u30eb!\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            default<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u308f\u304b\u3093\u306a\u301c\u3044\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u6211\u6545\u610f\u5220\u9664\u4e86\u7b2c7\u884c\u7684 case 1 \u7684 break\uff0c\u4f1a\u53d1\u751f\u4ec0\u4e48\u5462\uff1f<\/p>\n
\u3044\u3061\u3054!\r\n\u306b\u3093\u3058\u3093!\r\n<\/code><\/pre>\n
\u4e0d\u4ec5\u663e\u793a\u4e86\u6848\u4f8b1\uff0c\u8fd8\u663e\u793a\u4e86\u6848\u4f8b2\u3002<\/p>\n
switch\u8bed\u53e5\u662f\u4e00\u79cd\u6307\u4ee4\uff0c\u5b83\u4f1a\u8df3\u8f6c\u6267\u884c\u5230\u4e0e\u62ec\u53f7\u5185\u7684\u53d8\u91cf\u5339\u914d\u7684case\u6807\u7b7e\u5904\u3002
\n\u56e0\u6b64\uff0c\u4e0d\u4f1a\u4ea7\u751f\u7f16\u8bd1\u9519\u8bef\u3002
\n\u5982\u679c\u4e0d\u6dfb\u52a0break\u6765\u505c\u6b62\u6267\u884c\uff0c\u7a0b\u5e8f\u4f1a\u4e00\u76f4\u6267\u884c\u5230\u4e0b\u4e00\u4e2acase\u7684\u4ee3\u7801\u3002<\/p>\n
\u4e0d\u5199 break<\/h3>\n
\u53ef\u4ee5\u5229\u7528\u4e0d\u586b\u5199\u8fd9\u4e2abreak\u6765\u9006\u5411\u5229\u7528\u5b83\u4e0d\u4f1a\u505c\u6b62\u5904\u7406\u7684\u7279\u6027\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> rank<\/span> =<\/span> 1<\/span>;<\/span>\r\n        switch<\/span>(<\/span>rank<\/span>)<\/span> {<\/span>\r\n            case<\/span> 1<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u512a\u79c0\uff01\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            case<\/span> 2<\/span>:<\/span>\r\n            case<\/span> 3<\/span>:<\/span>\r\n            case<\/span> 4<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3075\u3064\u3046\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n            case<\/span> 5<\/span>:<\/span>\r\n                System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u304c\u3093\u3070\u3063\u3066\uff01\"<\/span>);<\/span>\r\n                break<\/span>;<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5f53rank\u4e3a1\u65f6\uff0c\u4f1a\u663e\u793a\u4e3a\u201c\u4f18\u79c0\uff01\u201d\u3002
\n\u800c\u5f53rank\u4e3a2\u81f34\u65f6\uff0c\u8f93\u51fa\u7684\u6587\u5b57\u5185\u5bb9\u5168\u90e8\u76f8\u540c\uff0c\u4e3a\u201c\u666e\u901a\u201d\u3002
\n\u4e3a\u4e86\u8ba9\u7a0b\u5e8f\u8df3\u8fc7case 2\u548ccase 3\u7684break\u547d\u4ee4\u5e76\u6267\u884ccase 4\uff0c\u7279\u610f\u5220\u9664\u4e86\u8fd9\u4e24\u4e2a\u547d\u4ee4\u3002<\/p>\n
\u901a\u8fc7\u8fd9\u6837\u505a\uff0c\u53cd\u800c\u63d0\u9ad8\u4e86\u53ef\u8bfb\u6027\uff0c\u4f7f\u4ee3\u7801\u66f4\u6613\u8bfb\u4e86\u3002<\/p>\n
\u5728\u6587\u4e2d<\/h1>\n
\u53ef\u4ee5\u6267\u884c\u5faa\u73af\u5904\u7406
\n\u5728 “while” \u540e\u9762\u7684\u62ec\u53f7\u4e2d\u586b\u5199\u7ee7\u7eed\u5faa\u73af\u7684\u6761\u4ef6
\n\u7531\u6761\u4ef6\u8868\u8fbe\u5f0f\u548c\u4ee3\u7801\u5757\u7ec4\u6210<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> day<\/span> =<\/span> 1<\/span>;<\/span>\r\n        while<\/span> (<\/span>day<\/span> <=<\/span> 7<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>day<\/span> +<\/span> \"\u65e5\u76ee\"<\/span>);<\/span>\r\n            day<\/span>++;<\/span>\r\n        }<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\uff11\u9031\u9593\u304c\u7d4c\u3061\u307e\u3057\u305f\"<\/span>);<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5c06\u7b2c\u4e09\u884c\u7684\u53d8\u91cfday\u8d4b\u503c\u4e3a1\u3002<\/p>\n
\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff0c\u4ee5\u4e0b\u662f\u5bf9\u539f\u6587\u7684\u4e2d\u6587\u7ffb\u8bd1\uff1a<\/p>\n
\u7b2c\u56db\u884c\u7684 `while` \u540e\u9762\u7684 `(day <= 7)` \u7528\u6765\u8868\u793a\u5faa\u73af\u7684\u6761\u4ef6\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u610f\u601d\u662f\u8bf7\u91cd\u590d\u6267\u884c\u7b2c\u4e94\u884c\u5230\u7b2c\u516d\u884c\u7684\u64cd\u4f5c\uff0c\u76f4\u5230\u53d8\u91cf `day` \u7684\u503c\u4e3a 7\u3002\u76ee\u524d\u53d8\u91cf `day` \u88ab\u8d4b\u503c\u4e3a 1\u3002<\/p>\n
\u7531\u4e8e\u7b2c5\u884c\u5c06\u53d8\u91cfday\u8d4b\u503c\u4e3a1\uff0c\u56e0\u6b64\u5c06\u663e\u793a\u4e3a\u7b2c\u4e00\u5929\u3002
\n\u901a\u8fc7\u7b2c6\u884c\u7684day++\uff0c\u5c06\u53d8\u91cfday\u589e\u52a01\uff0c\u53d8\u4e3a2\u3002
\n\u56de\u5230\u7b2c4\u884c\u7684while\u5faa\u73af\u3002<\/p>\n
\u521a\u521a\u5c06\u53d8\u91cfday\u52a01\uff0c\u56e0\u6b64\u53d8\u91cfday\u88ab\u8d4b\u503c\u4e3a2\u3002
\n(day<=7) \u53732<=7\u6ee1\u8db3\u6761\u4ef6\uff0c\u56e0\u6b64\u91cd\u590d\u6267\u884c\u7b2c5\u5230\u7b2c6\u884c\u7684\u5904\u7406\u3002<\/p>\n
\u7531\u4e8e\u7b2c\u4e94\u884c\u7684\u53d8\u91cfday\u88ab\u8d4b\u503c\u4e3a2\uff0c\u6240\u4ee5\u4f1a\u663e\u793a\u4e3a\u7b2c2\u5929\u3002
\n\u901a\u8fc7\u7b2c\u516d\u884c\u7684day++\uff0c\u5c06\u53d8\u91cfday\u589e\u52a01\uff0c\u53d8\u4e3a3\u3002
\n\u8fd4\u56de\u5230\u7b2c\u56db\u884c\u7684while\u5faa\u73af\uff0c\u5e76\u4e14\u91cd\u590d\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u76f4\u5230\u53d8\u91cfday\u53d8\u4e3a7\u3002<\/p>\n
\u5f53\u53d8\u91cfday\u7b49\u4e8e7\u65f6\uff0c\u5c06\u7ee7\u7eed\u6267\u884c\u5faa\u73af\u64cd\u4f5c\uff0c\u6700\u540e\u901a\u8fc7day++\u5c06\u53d8\u91cfday\u8d4b\u503c\u4e3a8\u3002\u7136\u540e\u56de\u5230\u7b2c4\u884c\u7684while\u8bed\u53e5\u3002<\/p>\n
\u73b0\u5728\u53d8\u91cf day \u88ab\u8d4b\u503c\u4e3a 8\u3002
\n(day <= 7)\u4e5f\u5c31\u662f 8 <= 7\uff0c\u4f46\u4e0d\u6ee1\u8db3\u6761\u4ef6\u3002
\n\u5728\u8fd9\u91cc\u4f1a\u7ed3\u675f\u5faa\u73af\u5904\u7406\u3002
\n\u5faa\u73af\u7ed3\u675f\u540e\uff0c\u5c06\u8df3\u8fc7\u6267\u884c\u7b2c5\u884c\u5230\u7b2c6\u884c\u7684\u5904\u7406\uff0c\u800c\u76f4\u63a5\u8fdb\u884c\u7b2c8\u884c\u7684\u5904\u7406\u3002<\/p>\n
\u7136\u540e\u6267\u884c\u7b2c8\u884c\u7684\u64cd\u4f5c\uff0c\u7a0b\u5e8f\u5c31\u4f1a\u7ed3\u675f\u3002<\/p>\n
1\u65e5\u76ee\r\n2\u65e5\u76ee\r\n3\u65e5\u76ee\r\n4\u65e5\u76ee\r\n5\u65e5\u76ee\r\n6\u65e5\u76ee\r\n7\u65e5\u76ee\r\n\uff11\u9031\u9593\u304c\u7d4c\u3061\u307e\u3057\u305f\r\n<\/code><\/pre>\n
\u6267\u884c-\u76f4\u5230 \u8bed\u53e5<\/h3>\n
\u53ea\u8981\u6761\u4ef6\u4e0d\u6539\u53d8\uff0c`while`\u5faa\u73af\u5c06\u4f1a\u6301\u7eed\u6267\u884c\u3002\u800c`do-while`\u5faa\u73af\u5219\u662f\u5148\u6267\u884c\u4e00\u6b21\u8bed\u53e5\uff0c\u7136\u540e\u5728\u6761\u4ef6\u6539\u53d8\u4e4b\u524d\u6301\u7eed\u6267\u884c\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> day<\/span> =<\/span> 1<\/span>;<\/span>\r\n        do<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>day<\/span> +<\/span> \"\u65e5\u76ee\"<\/span>);<\/span>\r\n            day<\/span>++;<\/span>\r\n        }<\/span> while<\/span> (<\/span>day<\/span> <=<\/span> 7<\/span>)<\/span> ;<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\uff11\u9031\u9593\u304c\u7d4c\u3061\u307e\u3057\u305f\"<\/span>);<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5c06\u6570\u5b571\u8d4b\u503c\u7ed9\u7b2c\u4e09\u884c\u7684\u53d8\u91cfday\u3002<\/p>\n
\u5728\u8fd9\u4e2a do-while \u5faa\u73af\u4e2d\uff0c\u9996\u5148\u4f1a\u6267\u884c\u5904\u7406\uff0c\u7136\u540e\u518d\u8fdb\u884c\u6761\u4ef6\u786e\u8ba4\u3002<\/p>\n
\u5728\u7b2c5\u884c\u4e2d\uff0c\u663e\u793a\u7b2c\u4e00\u5929\u7684\u5b57\u7b26\u3002
\n\u5728\u7b2c6\u884c\u4e2d\uff0c\u5c06\u53d8\u91cfday\u52a01\uff0c\u56e0\u6b64\u5c061 + 1\u8d4b\u7ed92\u3002<\/p>\n
\u5728\u7b2c\u4e03\u884c\u4e2d\uff0c\u901a\u8fc7 while (day <= 7) \u6765\u5224\u65ad\u6761\u4ef6\u662f\u5426\u6ee1\u8db3\u3002\u7531\u4e8e\u53d8\u91cfday\u88ab\u8d4b\u503c\u4e3a2\uff0c\u6240\u4ee5\u6ee1\u8db3\u6761\u4ef62 <= 7\uff0c\u56e0\u6b64\u4f1a\u8fd4\u56de\u5230\u7b2c\u56db\u884c\u5e76\u7ee7\u7eed\u6267\u884c\u5faa\u73af\u5904\u7406\u3002<\/p>\n
\u5f53(day<=7)\u65f6\uff0c\u5982\u679c\u53d8\u91cfday\u7684\u503c\u4e3a8\uff0c\u5219\u4e0d\u6ee1\u8db3\u6761\u4ef6\uff0c\u5faa\u73af\u5c06\u7ed3\u675f\u3002<\/p>\n
\u7a0b\u5e8f\u7ed3\u675f\u5e76\u663e\u793a\u201c\u5df2\u7ecf\u8fc7\u4e86\u7b2c8\u884c\u7684\u4e00\u5468\u201d\u3002<\/p>\n
\u7528\u4e8e\u6587\u672c<\/h1>\n
\u6307\u5b9a\u56de\u6570\u91cd\u590d\u6267\u884c<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        for<\/span> (<\/span>int<\/span> cake<\/span> =<\/span> 0<\/span>;<\/span> cake<\/span> <<\/span> 5<\/span>;<\/span> cake<\/span>++)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u7b2c\u4e09\u884c\u662f\u4e00\u4e2afor\u5faa\u73af\u3002
\n\u6211\u89c9\u5f97\u6709\u70b9\u590d\u6742…\u4f46\u53ea\u8981\u4e86\u89e3\u6bcf\u4e2a\u610f\u4e49\uff0c\u5c31\u4e0d\u96be\u4e86\u3002
\n\u6211\u4f1a\u89e3\u91ca\u7ed9\u4f60\u542c\u7684\u3002<\/p>\n
\u5728\u6587\u4e2d<\/p>\n
\u86cb\u7cd5 = 0\u3002<\/p>\n
\u8fd9\u662f\u95ee\u8981\u628a\u4ec0\u4e48\u653e\u5728\u521d\u59cb\u503c\u91cc\u5417\uff1f
\n\u5982\u679c\u6839\u636e\u4e0a\u8ff0\u53e5\u5b50\u6765\u8bf4\u7684\u8bdd\uff0c\u5c31\u662f\u5c06\u53d8\u91cfcake\u8d4b\u503c\u4e3a0\u3002
\n\u8fd9\u5c31\u662f\u610f\u601d\u3002<\/p>\n
\u5e76\u4e14\u63a5\u4e0b\u6765<\/p>\n
\u86cb\u7cd5\u5c11\u4e8e5\u4e2a\u3002<\/p>\n
\u8fd9\u4e2a\u662f\u8981\u91cd\u590d\u591a\u5c11\u6b21\u5904\u7406\u5462\uff1f
\n\u987a\u4fbf\u4f60\u77e5\u9053\u8981\u91cd\u590d\u591a\u5c11\u6b21\u5417\uff1f\uff1f
\n\u5b9e\u9645\u4e0a\uff0c\u5904\u7406\u8981\u91cd\u590d5\u6b21\u3002<\/p>\n
\u521a\u624d\u6211\u8bbe\u7f6e\u4e86\u521d\u59cb\u503c\u4e3aint cake = 0\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c<\/p>\n
\u96f6\u3000\u4e00\u3000\u4e8c\u3000\u4e09\u3000\u56db<\/p>\n
\u8fd9\u4e2a\u8fc7\u7a0b\u5305\u542b\u4e860\u5e76\u91cd\u590d\u6267\u884c\u4e865\u6b21\u3002<\/p>\n
\u6700\u540e<\/p>\n
\u86cb\u7cd5\u52a0\u52a0\u3002<\/p>\n
\u8fd9\u8d77\u5230\u4e86\u8ba1\u6570\u7684\u4f5c\u7528\uff0c\u4ee5\u4fbf\u53cd\u590d\u6267\u884c\u5904\u7406\u3002\u5b83\u80fd\u5728\u6bcf\u6b21\u5904\u7406\u5b8c\u6210\u540e\u4e3a\u6211\u4eec\u8ba1\u6570\u4e00\u6b21\u3002<\/p>\n
\u4f5c\u4e3a\u6b21\u5e8f\u6765\u8bf4…<\/p>\n
\u5907\u6ce8\uff1a\u4ee5\u4e0b\u662f\u4e00\u79cd\u53ef\u80fd\u7684\u4e2d\u6587\u8868\u8fbe\u3002<\/p>\n
\u5c060\u8d4b\u7ed9\u53d8\u91cfcake\u3002<\/p>\n
\u8bf7\u5f80\u4e0b\u7ffb\u3002<\/p>\n
\u86cb\u7cd5 < 5\uff1b\u6362\u53e5\u8bdd\u8bf4 0 < 5\uff1b\u56e0\u6b64\u6ee1\u8db3\u6761\u4ef6\uff0c\u5219\u8f93\u51fa”\u60f3\u5403\u86cb\u7cd5\uff01”\u3002<\/p>\n
\u8bf7\u8f6c\u81f3\u4e0b\u4e00\u9875\u3002<\/p>\n
\u86cb\u7cd5++\uff0c\u56e0\u6b64\u901a\u8fc70 + 1\uff0c\u5c06\u53d8\u91cf\u86cb\u7cd5\u8d4b\u503c\u4e3a1\u3002<\/p>\n
\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u540c\u4e49\u8f6c\u8ff0\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<\/p>\n
\u2193<\/p>\n
\u8bf7\u8f6c\u8ff0\u4ee5\u4e0b\u5185\u5bb9\u4e3a\u4e2d\u6587\uff0c\u53ea\u63d0\u4f9b\u4e00\u79cd\u9009\u9879<\/p>\n
\u997c\u5e72 < 5; \u6362\u53e5\u8bdd\u8bf4\uff0c1 < 5; \u6240\u4ee5\u6761\u4ef6\u5339\u914d\uff0c\u8f93\u51fa”\u60f3\u5403\u86cb\u7cd5\uff01”<\/p>\n
\u8bf7\u539f\u8c05\u6211\u8fdf\u5230\u4e86\u3002<\/p>\n
\u56e0\u4e3a\u6709cake++\uff0c\u6240\u4ee5\u901a\u8fc71 + 1\u5c06\u53d8\u91cfcake\u8d4b\u503c\u4e3a2\u3002<\/p>\n
\u8bf7\u7528\u4e2d\u6587\u7ffb\u8bd1\u4ee5\u4e0b\u5185\u5bb9\uff0c\u53ea\u9700\u8981\u4e00\u79cd\u9009\u9879\uff1a\u2193<\/p>\n
\u9762\u5305 < 5; \u6362\u53e5\u8bdd\u8bf4\uff0c2 < 5; \u56e0\u6b64\u6761\u4ef6\u5339\u914d\uff0c\u8f93\u51fa “\u60f3\u5403\u86cb\u7cd5\uff01”\u3002<\/p>\n
\u8bf7\u5c06\u4e0b\u9762\u7684\u53e5\u5b50\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u6539\u5199\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1a
\n\u2193<\/p>\n
\u8bf7\u5c06\u4e0b\u5217\u53e5\u5b50\u7528\u4e2d\u6587\u8868\u8fbe\uff0c\u4ec5\u9700\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a
\n\u2193<\/p>\n
\u86cb\u7cd5++ \u6240\u4ee5\u901a\u8fc72 + 1\uff0c\u53d8\u91cf\u86cb\u7cd5\u88ab\u8d4b\u503c\u4e3a3\u3002<\/p>\n
\u8bf7\u7528\u4e2d\u6587\u8fdb\u884c\u91cd\u8ff0
\n\u2193<\/p>\n
\u86cb\u7cd5 < 5\uff1b\u6362\u53e5\u8bdd\u8bf4\uff0c3 < 5\uff1b\u6240\u4ee5\u6761\u4ef6\u5339\u914d\uff0c\u4f1a\u8f93\u51fa\u201c\u60f3\u5403\u86cb\u7cd5\uff01\u201d<\/p>\n
\u8bf7\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u6539\u5199\uff1a\u2193<\/p>\n
\u56e0\u6b64\uff0c\u901a\u8fc73 + 1\uff0c\u53d8\u91cfcake\u88ab\u8d4b\u503c\u4e3a4\u3002<\/p>\n
\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u7ffb\u8bd1\uff08\u53ea\u9700\u8981\u4e00\u79cd\u9009\u9879\uff09\uff1a
\n\u2193<\/p>\n
cakes\u6570\u91cf\u5c0f\u4e8e5\uff0c\u6362\u53e5\u8bdd\u8bf4\u662f4\u5c0f\u4e8e5\uff0c\u56e0\u6b64\u6761\u4ef6\u5339\u914d\uff0c\u8f93\u51fa\u201c\u60f3\u8981\u5403\u86cb\u7cd5\uff01\u201d<\/p>\n
\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u8bed\u4e49\u6539\u5199\uff0c\u53ea\u9700\u7ed9\u51fa\u4e00\u4e2a\u9009\u9879\uff1a<\/p>\n
\u2193<\/p>\n
\u7531\u4e8ecake++\uff0c\u6240\u4ee54 + 1\u88ab\u8d4b\u503c\u7ed9\u53d8\u91cfcake\uff0c\u5373cake = 5\u3002<\/p>\n
\u8bf7\u5c06\u4ee5\u4e0b\u5185\u5bb9\u7528\u4e2d\u6587\u8fdb\u884c\u91ca\u4e49\uff1a
\n\u2193<\/p>\n
\u86cb\u7cd5\u4e0d\u5c0f\u4e8e5\uff1b\u4e5f\u5c31\u662f\u8bf45\u4e0d\u5c0f\u4e8e5\uff1b\u56e0\u6b64\u6761\u4ef6\u4e0d\u5339\u914d\u3002
\n\u5728\u6b64\u5904\u7ed3\u675f\u5904\u7406\u3002<\/p>\n
\u6211\u60f3\u4f60\u53ef\u80fd\u5df2\u7ecf\u610f\u8bc6\u5230\u4e86\uff0c\u4f46\u662fint cake = 0;\u8fd9\u90e8\u5206\u53ea\u5904\u7406\u4e861\u6b21\u3002
\n\u8fd9\u90e8\u5206\u53ea\u5904\u7406\u4e00\u6b21\uff0c\u800c\u4e14\u662f\u5728\u5f00\u59cb\u7684\u65f6\u5019\u3002<\/p>\n
\u5982\u679c\u8fd9\u91cc\u4e5f\u53d8\u6210\u5faa\u73af\u5904\u7406\u7684\u8bdd<\/p>\n
\u5c06cake++\u52a01\u540e\uff0c\u5373\u4f7fint cake = 0;\u91cd\u590d\u8d4b\u503c\u4e3a0\uff0c
\n\u518d\u6b21cake++\u52a01\u540e\uff0c\u5373\u4f7fint cake = 0;\u518d\u6b21\u8d4b\u503c\u4e3a0\uff0c…
\n\u8fd9\u5c06\u5bfc\u81f4\u6c38\u8fdc\u65e0\u6cd5\u7ed3\u675f\u7684\u65e0\u9650\u5faa\u73af\u3002<\/p>\n
\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n<\/code><\/pre>\n
\u987a\u4fbf\u8bf4\u4e00\u4e0b\uff0c\u867d\u7136\u8fd9\u662f\u9ed8\u8ba4\u503c\uff0c\u4f46\u5e76\u4e0d\u4e00\u5b9a\u9700\u8981\u4ece0\u5f00\u59cb\u3002<\/p>\n
for<\/span> (<\/span>int<\/span> cake<\/span> =<\/span> \uff11<\/span>;<\/span> cake<\/span> <<\/span> \uff16<\/span>;<\/span> cake<\/span>++)<\/span> \r\n<\/code><\/pre>\n
\u5982\u679c\u4f60\u60f3\u91cd\u590d5\u6b21\uff0c\u8bf7\u5c06\u6b21\u6570\u90e8\u5206\u8bbe\u4e3acake < 6;\u6216cake <= 5;\u4ea6\u53ef\u5c1d\u8bd5\u53cd\u5411\u6a21\u5f0f\u3002<\/p>\n
for<\/span> (<\/span>int<\/span> cake<\/span> =<\/span> 5<\/span>;<\/span> cake<\/span> ><\/span> 0<\/span>;<\/span> cake<\/span>--)<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u6837\uff0c\u521d\u59cb\u503c\u4e3a5\uff0c\u7136\u540ecake\u9012\u51cf1\uff0c\u76f4\u5230cake\u7684\u503c\u53d8\u4e3a0\u3002
\n\u5373\uff0c\u5f53cake > 0\u65f6(\u53731 > 0)\uff0c\u5c31\u6301\u7eed\u8fdb\u884c\u5904\u7406\u3002<\/p>\n
\u7ee7\u7eed\u524d\u8fdb<\/h1>\n
\u8df3\u8fc7\u6307\u5b9a\u7684\u5468\u671f\u5e76\u8fdb\u884c\u4e0b\u4e00\u5468\u671f\u7684\u5904\u7406\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        for<\/span> (<\/span>int<\/span> cake<\/span> =<\/span> 0<\/span>;<\/span> cake<\/span> <<\/span> 5<\/span>;<\/span> cake<\/span>++)<\/span> {<\/span>\r\n            if<\/span> (<\/span>cake<\/span> ==<\/span> 3<\/span>)<\/span> {<\/span>\r\n                continue<\/span>;<\/span>\r\n            }<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u662f\u4ec0\u4e48\u610f\u601d\u554a<\/p>\n
\u5982\u679c\uff08\u86cb\u7cd5\u7b49\u4e8e3\uff09\uff0c\u5219\u7ee7\u7eed\u3002<\/p>\n
\u5982\u679c\u53d8\u91cf cake \u88ab\u8d4b\u503c\u4e3a3\uff0c\u8bf7\u8df3\u8fc7\u5904\u7406\uff08\u60f3\u5403\u86cb\u7cd5\uff01\uff09\u5e76\u8f6c\u5230\u4e0b\u4e00\u4e2a\u5904\u7406\u6b65\u9aa4\u3002<\/p>\n
\u56e0\u6b64\uff0c\u5f53\u6267\u884c\u65f6<\/p>\n
\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n\u30d1\u30f3\u30b1\u30fc\u30ad\u98df\u3079\u305f\u3044\uff01\r\n<\/code><\/pre>\n
\u6211\u8ba4\u4e3a\u5728 switch \u8bed\u53e5\u4e2d\u4f7f\u7528\u4e86 break \u547d\u4ee4\u6765\u505c\u6b62\u6267\u884c\uff0c\u56e0\u6b64\u53ea\u6267\u884c\u4e864\u6b21\u3002<\/p>\n
\u4e2d\u65ad\u2192\u6253\u7834
\n\u30b9\u30ad\u30c3\u30d7\u2192\u8df3\u904e<\/p>\n
\u8fd9\u4e24\u4e2a\u770b\u8d77\u6765\u76f8\u4f3c\uff0c\u4f46\u5b9e\u9645\u4e0a\u6709\u6240\u4e0d\u540c\u3002
\n\u987a\u4fbf\u4e00\u63d0\uff0c\u5982\u679c\u5c06\u4e0a\u8ff0\u7684\u201ccontinue\u201d\u6539\u4e3a\u201cbreak\u201d\uff0c\u90a3\u4e48\u5904\u7406\u5c06\u5728\u7b2c\u4e09\u6b21\u4e2d\u65ad\uff0c
\n\u6240\u4ee5\u201c\u6211\u60f3\u5403\u677e\u997c\uff01\u201d\u53ea\u4f1a\u88ab\u5904\u7406\u4e09\u6b21\u3002<\/p>\n
\u963b\u585e\u548c\u6761\u4ef6\u8868\u8fbe\u5f0f<\/h1>\n
\u963b\u6321<\/h2>\n
\u4e00\u7cfb\u5217\u7684\u6587\u96c6\uff0c\u5229\u7528\u5206\u652f\u6216\u5faa\u73af\u8fdb\u884c\u6267\u884c\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        boolean<\/span> bread<\/span> =<\/span> true<\/span>;<\/span>\r\n        if<\/span> (<\/span>bread<\/span> ==<\/span> true<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3058\u3083\u3042\u30c8\u30fc\u30b9\u30c8\u306b\u3057\u3066\u98df\u3079\u3088\u3046\uff01\"<\/span>);<\/span>\r\n        }<\/span> else<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d1\u30f3\u5c4b\u3078\u8cb7\u3044\u306b\u884c\u3053\u3046\uff01\"<\/span>);<\/span>\r\n        }<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5c31\u50cf\u6211\u4e4b\u524d\u5728if\u8bed\u53e5\u91cc\u89e3\u91ca\u7684\u90a3\u6bb5\u4ee3\u7801\u4e00\u6837\uff0c\u6211\u4eec\u6765\u4e3e\u4e2a\u4f8b\u5b50\u3002
\n\u5173\u4e8e\u8fd9\u4e2a\u4ee3\u7801\u5757\uff0c\u5177\u4f53\u6765\u8bf4\u662f\u7b2c5\u884c\u548c\u7b2c7\u884c\u3002\u518d\u5177\u4f53\u70b9\u513f\u8bf4\uff0c<\/p>\n
{<\/span>\r\nSystem<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u3058\u3083\u3042\u30c8\u30fc\u30b9\u30c8\u306b\u3057\u3066\u98df\u3079\u3088\u3046\uff01\"<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5728\u7b2c4\u884c\u7684”if (bread == true)”\u540e\u9762\u7684{\u76f4\u5230\u7b2c6\u884c\u7684else\u4e4b\u524d\u7684}\u662f\u4e00\u4e2a\u4ee3\u7801\u5757\u3002<\/p>\n
{<\/span>\r\nSystem<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\u30d1\u30f3\u5c4b\u3078\u8cb7\u3044\u306b\u884c\u3053\u3046\uff01\"<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
else\u4e4b\u540e\u7684\u5185\u5bb9\u5230\u7b2c8\u884c\u7684}\u4e3a\u6b62\u662f\u4e00\u4e2a\u4ee3\u7801\u5757\u3002<\/p>\n
public<\/span> class<\/span> Main<\/span> {<\/span>\r\n    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n        int<\/span> day<\/span> =<\/span> 1<\/span>;<\/span>\r\n        while<\/span> (<\/span>day<\/span> <=<\/span> 7<\/span>)<\/span> {<\/span>\r\n            System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>day<\/span> +<\/span> \"\u65e5\u76ee\"<\/span>);<\/span>\r\n            day<\/span>++;<\/span>\r\n        }<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"\uff11\u9031\u9593\u304c\u7d4c\u3061\u307e\u3057\u305f\"<\/span>);<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u6211\u4f1a\u7528\u4e00\u79cd\u65b9\u5f0f\u5728\u534e\u8bed\u4e2d\u8fdb\u884c\u91ca\u4e49\uff1a\u521a\u624d\u90a3\u4e2a”while”\u5b57\u6211\u4f1a\u5728\u4ee5\u4e0b\u7684\u53e5\u5b50\u4e2d\u8fdb\u884c\u89e3\u91ca\u3002<\/p>\n
{<\/span>\r\nSystem<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>day<\/span> +<\/span> \"\u65e5\u76ee\"<\/span>);<\/span>\r\nday<\/span>++;<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u4ece\u7b2c\u56db\u884c\u7684 while (day <= 7) \u540e\u9762\u7684 { \u5230\u7b2c\u4e03\u884c\u7684 } \u4e3a\u6b62\u3002<\/p>\n
\u6761\u4ef6\u5f0f<\/h2>\n
(There is no need to provide multiple options as the original phrase is already concise and clear.)<\/p>\n
\u5982\u679c\u5728\u300c\u3084 while \u306e\u3042\u3068\u306b\uff08\uff09\u5185\u306b\u8a18\u5165\u3055\u308c\u305f\u5f0f\u300d\u4e4b\u540e\u586b\u5199\u7684\u5185\u5bb9\u662f\u4e00\u4e2a if \u8bed\u53e5\uff0c\u90a3\u4e48\uff08\uff09\u4e2d\u7684\u5185\u5bb9\u5c06\u4f1a\u662f\u4e00\u4e2a\u7528\u4e8e\u5206\u652f\u6761\u4ef6\u7684\u5224\u65ad\uff1b\u5982\u679c\u662f\u4e00\u4e2a while \u8bed\u53e5\uff0c\u90a3\u4e48\uff08\uff09\u4e2d\u7684\u5185\u5bb9\u5c06\u4f1a\u662f\u4e00\u4e2a\u7528\u4e8e\u7ee7\u7eed\u5faa\u73af\u6761\u4ef6\u7684\u8bb0\u8f7d\u3002<\/p>\n
if<\/span> (<\/span>bread<\/span> ==<\/span> true<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u5047\u5982\u9762\u5305\u662f\u771f\u7684<\/p>\n
while<\/span> (<\/span>day<\/span> <=<\/span> 7<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u7684\u662f\u6307\uff08\u5929\u6570 <= 7\uff09\u4e4b\u7c7b\u7684\u4e8b\u60c5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5982\u679c \u53ef\u4ee5\u8fdb\u884c\u5206\u652f \u5728if\u540e\u9762\u7684\u62ec\u53f7\u4e2d\u586b\u5199\u5206\u652f\u6761\u4ef6 \u7531\u6761\u4ef6\u8868\u8fbe\u5f0f\u548c\u4ee3\u7801\u5757\u6784\u6210 \u6709\u4e00\u4e2a\u53ef\u4ee5\u8fdb\u884c\u5206\u5c90\u7684\u4f8b\u5b50\u662f&#8 […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31591","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u3010Java\u3011\u6761\u4ef6\u5224\u65ad\u4e0e\u5faa\u73af - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010java\u3011\u6761\u4ef6\u5224\u65ad\u4e0e\u5faa\u73af\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Java\u3011\u6761\u4ef6\u5224\u65ad\u4e0e\u5faa\u73af\" \/>\n<meta property=\"og:description\" content=\"\u5982\u679c \u53ef\u4ee5\u8fdb\u884c\u5206\u652f \u5728if\u540e\u9762\u7684\u62ec\u53f7\u4e2d\u586b\u5199\u5206\u652f\u6761\u4ef6 \u7531\u6761\u4ef6\u8868\u8fbe\u5f0f\u548c\u4ee3\u7801\u5757\u6784\u6210 \u6709\u4e00\u4e2a\u53ef\u4ee5\u8fdb\u884c\u5206\u5c90\u7684\u4f8b\u5b50\u662f&#8 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010java\u3011\u6761\u4ef6\u5224\u65ad\u4e0e\u5faa\u73af\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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