{"rsdb":{"rid":"397306","subhead":"","postdate":"0","aid":"273514","fid":"78","uid":"1","topic":"1","content":"<div id=\"cnblogs_post_body\" class=\"blogpost-body cnblogs-markdown\"> \n <h1 id=\"1-\u5f15\u8a00\">1. \u5f15\u8a00<\/h1> \n <p>\u51fd\u6570\u5728Go\u8bed\u8a00\u4e2d\u662f\u5c5e\u4e8e\u4e00\u7b49\u516c\u6c11\uff0c\u57fa\u4e8e\u6b64\uff0c\u672c\u6587\u5c06\u7b80\u5355\u4ecb\u7ecd\u4e0bGo\u8bed\u8a00\u4e2d\u7684\u51fd\u6570\u7c7b\u578b\uff0c\u4e86\u89e3\u4e0b\u5176\u5177\u4f53\u7528\u6cd5\uff0c<br \/> \u4e3a\u540e\u7eed\u4e86\u89e3\u51fd\u6570\u7c7b\u578b\u7684\u5177\u4f53\u7528\u9014\u6253\u4e0b\u57fa\u7840\u3002<\/p> \n <h1 id=\"2-\u51fd\u6570\u7c7b\u578b\u8bf4\u660e\">2. \u51fd\u6570\u7c7b\u578b\u8bf4\u660e<\/h1> \n <h3 id=\"21-\u4ec0\u4e48\u662f\u51fd\u6570\u7c7b\u578b\">2.1 \u4ec0\u4e48\u662f\u51fd\u6570\u7c7b\u578b<\/h3> \n <p>\u5728 <code>Go<\/code>\u4e2d\uff0c\u51fd\u6570\u662f\u4e00\u7b49\u516c\u6c11\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u51fd\u6570\u7c7b\u578b\uff0c\u662fGo\u8bed\u8a00\u7684\u4e00\u79cd\u5185\u7f6e\u7c7b\u578b\uff0c\u5177\u6709\u4ee5\u4e0b\u901a\u7528\u5f62\u5f0f\uff1a<\/p> \n <pre><code class=\"language-go\">func(param1, param2, ...) returnType\n<\/code><\/pre> \n <p>\u5176\u4e2d\uff0c<code>param1, param2, ...<\/code> \u662f\u51fd\u6570\u7684\u53c2\u6570\u5217\u8868\uff0c<code>returnType<\/code> \u662f\u51fd\u6570\u7684\u8fd4\u56de\u503c\u7c7b\u578b\u3002\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u8fd9\u79cd\u51fd\u6570\u7c7b\u578b\uff0c\u58f0\u660e\u53d8\u91cf\u3001\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\uff0c\u6216\u4f5c\u4e3a\u51fd\u6570\u7684\u8fd4\u56de\u503c\u8fd4\u56de\u3002<\/p> \n <h3 id=\"22-\u4f7f\u7528\u8bf4\u660e\">2.2 \u4f7f\u7528\u8bf4\u660e<\/h3> \n <h4 id=\"221-\u8d4b\u503c\u7ed9\u53d8\u91cf\">2.2.1 \u8d4b\u503c\u7ed9\u53d8\u91cf<\/h4> \n <p>\u53ef\u4ee5\u5c06\u51fd\u6570\u8d4b\u503c\u7ed9\u53d8\u91cf\uff0c\u7136\u540e\u4f7f\u7528\u8be5\u53d8\u91cf\u6765\u8c03\u7528\u51fd\u6570\u3002\u8fd9\u4f7f\u5f97\u51fd\u6570\u53ef\u4ee5\u50cf\u5176\u4ed6\u6570\u636e\u7c7b\u578b\u4e00\u6837\u8fdb\u884c\u4f20\u9012\u548c\u5b58\u50a8\u3002<\/p> \n <pre><code class=\"language-go\">\/\/ 1. \u51fd\u6570\u53ef\u4ee5\u76f4\u63a5\u8d4b\u503c\u7ed9\u53d8\u91cf\nvar add func(int, int) int\n\nadd = func(a, b int) int {\n    return a + b\n}\nresult := add(5, 3) \/\/ \u8c03\u7528\u51fd\u6570\u7c7b\u578b\u53d8\u91cf\n<\/code><\/pre> \n <h4 id=\"222-\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\">2.2.2 \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570<\/h4> \n <p>\u53ef\u4ee5\u5c06\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\uff0c\u8fd9\u4f7f\u5f97\u56de\u8c03\u51fd\u6570\u548c\u9ad8\u9636\u51fd\u6570\u7684\u5b9e\u73b0\u53d8\u5f97\u975e\u5e38\u7b80\u5355\u3002<\/p> \n <pre><code class=\"language-go\">func calculate(a, b int, operation func(int, int) int) int {\n    return operation(a, b)\n}\n\nfunc myFunc(a, b int) int {\n    return a + b\n}\n\nsum := calculate(3, 4, myFunc) \/\/ \u5c06\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\n<\/code><\/pre> \n <h4 id=\"223-\u4f5c\u4e3a\u5176\u4ed6\u51fd\u6570\u7684\u8fd4\u56de\u503c\">2.2.3 \u4f5c\u4e3a\u5176\u4ed6\u51fd\u6570\u7684\u8fd4\u56de\u503c<\/h4> \n <p>\u53ef\u4ee5\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u5e76\u8fd4\u56de\u51fd\u6570\uff0c\u8fd9\u5bf9\u4e8e\u5b9e\u73b0\u5de5\u5382\u51fd\u6570\u6216\u95ed\u5305\u975e\u5e38\u6709\u7528\u3002<\/p> \n <pre><code class=\"language-go\">func getCalculator() func(int, int) int {\n    return func(a, b int) int {\n        return a * b\n    }\n}\n\ncalculator := getCalculator() \/\/ \u83b7\u53d6\u4e00\u4e2a\u8fd4\u56de\u7684\u51fd\u6570\nresult := calculator(3, 4)   \/\/ \u8c03\u7528\u8fd4\u56de\u7684\u51fd\u6570\n<\/code><\/pre> \n <h4 id=\"224-\u5b58\u50a8\u5728\u6570\u636e\u7ed3\u6784\u4e2d\">2.2.4 \u5b58\u50a8\u5728\u6570\u636e\u7ed3\u6784\u4e2d<\/h4> \n <p>\u53ef\u4ee5\u5c06\u51fd\u6570\u5b58\u50a8\u5728\u6570\u636e\u7ed3\u6784\u4e2d\uff0c\u5982\u5207\u7247\u3001\u6620\u5c04\u6216\u7ed3\u6784\u4f53\u5b57\u6bb5\u4e2d\uff0c\u4ee5\u5b9e\u73b0\u5404\u79cd\u590d\u6742\u7684\u903b\u8f91\u3002<\/p> \n <pre><code class=\"language-go\">type Operation func(int, int) int\n\noperations := map[string]Operation{\n    &quot;add&quot;:    func(a, b int) int { return a + b },\n    &quot;subtract&quot;: func(a, b int) int { return a - b },\n}\n\nresult := operations[&quot;add&quot;](3, 4) \/\/ \u4ece\u6620\u5c04\u4e2d\u83b7\u53d6\u5e76\u8c03\u7528\u51fd\u6570\n<\/code><\/pre> \n <h3 id=\"23-\u51fd\u6570\u7c7b\u578b\u522b\u540d\">2.3 \u51fd\u6570\u7c7b\u578b\u522b\u540d<\/h3> \n <p>\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f1a\u7ed9\u51fd\u6570\u7c7b\u578b\u8d77\u4e00\u4e2a\u522b\u540d\uff0c\u4ece\u800c\u589e\u52a0\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u901a\u8fc7\u4e3a\u51fd\u6570\u7c7b\u578b\u8d77\u522b\u540d\uff0c\u53ef\u4ee5\u4e3a\u8be5\u7c7b\u578b\u63d0\u4f9b\u4e00\u4e2a\u66f4\u6709\u610f\u4e49\u7684\u540d\u79f0\uff0c\u4f7f\u4ee3\u7801\u66f4\u52a0\u81ea\u6587\u6863\u5316\u3002\u4f8b\u5982\uff1a<\/p> \n <pre><code class=\"language-go\">type Calculator func(int, int) int\n\nadd := Calculator(func(a, b int) int {\n    return a + b\n})\n\nresult := add(5, 3)\n<\/code><\/pre> \n <p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u901a\u8fc7\u7ed9\u51fd\u6570\u7c7b\u578b\u8d77\u522b\u540d<code>Calculator<\/code>\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u7406\u89e3<code>add<\/code>\u53d8\u91cf\u7684\u4f5c\u7528\uff0c\u5373\u5b83\u662f\u4e00\u4e2a\u7528\u4e8e\u6267\u884c\u8ba1\u7b97\u7684\u51fd\u6570\u7c7b\u578b\u3002&nbsp;&nbsp;&nbsp;&nbsp;\u867d\u7136\u4e0d\u662f\u5fc5\u987b\u7684\uff0c\u4f46\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u5177\u53ef\u8bfb\u6027\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u590d\u6742\u7684\u51fd\u6570\u7c7b\u578b\u65f6\u3002\u5b83\u8fd8\u6709\u52a9\u4e8e\u5c06\u51fd\u6570\u7c7b\u578b\u7684\u58f0\u660e\u548c\u4f7f\u7528\u9694\u79bb\u5f00\u6765\uff0c\u4f7f\u4ee3\u7801\u66f4\u6613\u4e8e\u7ef4\u62a4\u548c\u4fee\u6539\u3002<\/p> \n <h1 id=\"3-\u603b\u7ed3\">3. \u603b\u7ed3<\/h1> \n <p>\u672c\u6587\u7b80\u5355\u4ecb\u7ecd\u4e86\u51fd\u6570\u5728Go\u8bed\u8a00\u4e2d\u662f\u4e00\u7b49\u516c\u6c11\uff0c\u57fa\u4e8e\u6b64\uff0cGo\u8bed\u8a00\u4e2d\u7684\u51fd\u6570\u62e5\u6709\u4e86\u66f4\u591a\u7684\u80fd\u529b\uff0c\u4e0d\u518d\u9700\u8981\u4f9d\u9644\u5728\u7c7b\u4e0a\u3002<\/p> \n <p>\u76f8\u5bf9\u4e8e\u5176\u4ed6\u51fd\u6570\u975e\u4e00\u7b49\u516c\u6c11\u7684\u8bed\u8a00\uff0c\u5728Go\u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u53ef\u4ee5\u76f4\u63a5\u8d4b\u503c\u7ed9\u53d8\u91cf\uff0c\u4f5c\u4e3a\u5176\u4ed6\u51fd\u6570\u7684\u8fd4\u56de\u503c\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u8fdb\u53bb\u7b49\uff0c\u603b\u4f53\u6765\u8bf4\u66f4\u52a0\u7075\u6d3b\u3002<\/p> \n <p>\u540c\u65f6\u6211\u4eec\u4e5f\u4ecb\u7ecd\u4e86\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f1a\u7ed9\u51fd\u6570\u7c7b\u578b\u8d77\u4e00\u4e2a\u522b\u540d\uff0c\u4ece\u800c\u589e\u52a0\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<br \/> \u57fa\u4e8e\u6b64\u6765\u5bf9\u51fd\u6570\u7c7b\u578b\u8fdb\u884c\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p> \n<\/div>","orderid":"0","title":"\u4e00\u6587\u7b80\u5355\u4e86\u89e3\u51fd\u6570\u7c7b\u578b","smalltitle":"","mid":"0","fname":"GO","special_id":"0","bak_id":"0","info":"0","hits":"291","pages":"1","comments":"0","posttime":"2023-09-23 15:44:01","list":"1695455041","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"<A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CE%C4%BC%F2%B5%A5' target=_blank>\u6587\u7b80\u5355<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%BD%E2%BA%AF%CA%FD' target=_blank>\u89e3\u51fd\u6570<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"112.94.1.100","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"\u4e00\u6587\u7b80\u5355\u4e86\u89e3\u51fd\u6570\u7c7b\u578b","lastview":"1715595283","digg_num":"0","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}