{"rsdb":{"rid":"156436","subhead":"","postdate":"0","aid":"117423","fid":"49","uid":"1","topic":"1","content":"<dd id=\"Article\"> \n <p><strong><a href=https:\/\/www.cppentry.com\/list.php?fid=49 style=text-decoration:underline;font-size:14px;color:#F70968; target=_blank>C++<\/a>\u4e2d\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u4e0e\u6784\u9020\u51fd\u6570\u4f53\u7684\u533a\u522b\uff1a<\/strong>\u65e2\u7136\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u548c\u6784\u9020\u51fd\u6570\u4f53\u5185\u8d4b\u503c\u90fd\u53ef\u4ee5\u5bf9\u6210\u5458\u53d8\u91cf\u8d4b\u503c\uff0c\u90a3\u4e48\u4e8c\u8005\u6709\u4f55\u533a\u522b\uff0c\u662f\u4e0d\u662f\u4e8c\u8005\u7b49\u6548\u5462?<\/p> \n <p>\u6784\u9020\u51fd\u6570\u53ef\u4ee5\u5206\u4e24\u4e2a\u9636\u6bb5\u8fdb\u884c\uff1a(1)\u521d\u59cb\u5316\u9636\u6bb5;(2)\u666e\u901a\u8ba1\u7b97\u9636\u6bb5\u3002\u8ba1\u7b97\u9636\u6bb5\u4e5f\u5c31\u662f\u7531\u51fd\u6570\u4f53\u5185\u6240\u6709\u7684\u8bed\u53e5\u7ec4\u6210\u3002\u4e0d\u7ba1\u6210\u5458\u662f\u5426\u5728\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u4e2d\u663e\u5f0f\u521d\u59cb\u5316\uff0c\u7c7b\u7684\u6570\u636e\u6210\u5458\u521d\u59cb\u5316\u603b\u662f\u5728\u521d\u59cb\u5316\u9636\u6bb5\u8fdb\u884c\uff0c\u521d\u59cb\u5316\u9636\u6bb5\u5148\u4e8e\u8ba1\u7b97\u9636\u6bb5\u3002\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u662f\u5bf9\u7c7b\u7684\u6210\u5458\u505a\u521d\u59cb\u5316\uff0c\u800c\u5728\u6784\u9020\u51fd\u6570\u4f53\u5185\u53ea\u662f\u5bf9\u7c7b\u7684\u6570\u636e\u6210\u5458\u8fdb\u884c\u4e86\u4e00\u6b21\u8d4b\u503c\u64cd\u4f5c\u3002<\/p> \n <p>\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u53ea\u662f\u6307\u5b9a\u4e86\u6210\u5458\u7684\u521d\u59cb\u503c\uff0c\u5e76\u6ca1\u6709\u6307\u5b9a\u521d\u59cb\u5316\u987a\u5e8f\uff0c\u90a3\u4e48\u6210\u5458\u521d\u59cb\u5316\u987a\u5e8f\u53c8\u662f\u600e\u6837\u7684\u5462?\u6210\u5458\u7684\u521d\u59cb\u5316\u987a\u5e8f\u5c31\u662f\u5b9a\u4e49\u6210\u5458\u7684\u987a\u5e8f\uff0c\u7b2c\u4e00\u4e2a\u5b9a\u4e49\u7684\u6210\u5458\u9996\u5148\u88ab\u521d\u59cb\u5316\uff0c\u7136\u540e\u662f\u7b2c\u4e8c\u4e2a\u7b49\u7b49\u3002<\/p> \n <p>\u4e00\u3001\u82e5\u7c7b\u7684\u6570\u636e\u6210\u5458\u662f\u9759\u6001\u7684(const)\u548c\u5f15\u7528\u7c7b\u578b\uff0c\u5fc5\u9700\u7528\u521d\u59cb\u5316\u5217\u8868<\/p> \n <p>\u9759\u6001(const)\u7684\u6570\u636e\u6210\u5458\u53ea\u80fd\u521d\u59cb\u5316\u800c\u4e0d\u80fd\u8d4b\u503c\uff0c\u540c\u6837\u5f15\u7528\u7c7b\u578b\u4e5f\u662f\u53ea\u53ef\u4ee5\u88ab\u521d\u59cb\u5316\uff0c\u90a3\u4e48\u53ea\u6709\u7528\u521d\u59cb\u5316\u5217\u8868\u3002<\/p> \n <pre class=\"brush:java;\">\r\n#include\r\n\r\n#include\r\n\r\nusingnamespacestd;\r\n\r\ntemplate\r\n\r\nclassnamedptr{\r\n\r\npublic:\r\n\r\nnamedptr(conststring&initname,t*initptr);\r\n\r\nprivate:\r\n\r\nconststringname;\/\/\u9759\u6001\u6570\u636e\u6210\u5458\u7684\u521d\u59cb\u5316\u5fc5\u9700\u7528\u521d\u59cb\u5316\u5217\u8868\r\n\r\nt*constptr;\r\n\r\n};\r\n\r\ntemplate\r\n\r\nnamedptr::namedptr(conststring&initname,t*initptr)\r\n\r\n:name(initname),ptr(initptr)\r\n\r\n{}\r\n\r\n\/\/\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u5728\u6784\u9020\u51fd\u6570\u4f53\u5185\u8d4b\u503c\uff1a\r\n\r\n\/\/template\r\n\r\n\/\/namedptr::namedptr(conststring&initname,t*initptr)\r\n\r\n\/\/{\r\n\r\n\/\/name=initname;\r\n\r\n\/\/ptr=initptr;\r\n\r\n\/\/}\r\n\r\nintmain()\r\n\r\n{\r\n\r\ninta=10;\r\n\r\nnamedptrTest(\"SHENZHEN\",&a);\r\n\r\n}<\/pre> \n <p>\u7531\u4e8e const string name; \/\/\u9759\u6001\u6570\u636e\u6210\u5458\u7684\u521d\u59cb\u5316\u5fc5\u9700\u7528\u521d\u59cb\u5316\u5217\u8868<\/p> \n <p>t * const ptr;<\/p> \n <p>\u662f\u9759\u6001\u7684\uff0c\u5982\u679c\u7528\u6784\u9020\u51fd\u6570\u4f53\u5185\u8d4b\u503c\uff0c\u7f16\u8bd1\u4f1a\u51fa\u9519\u3002<\/p> \n <p>\u4e8c\u3001\u6784\u9020\u51fd\u6570\u4f53\u5185\u8d4b\u503c\u4f1a\u5e26\u6765\u989d\u5916\u7684\u5f00\u9500\uff0c\u6548\u7387\u4f1a\u4f4e\u4e8e\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868<\/p> \n <p>\u4e0a\u9762\u7684\u4f8b\u5b50\u6539\u4e00\u6539\uff1a<\/p> \n <p><a href=https:\/\/www.cppentry.com\/list.php?fid=49 style=text-decoration:underline;font-size:14px;color:#F70968; target=_blank>C++<\/a>\u4ee3\u7801<\/p> \n <pre class=\"brush:java;\">\r\ntemplate\r\n\r\nclassnamedptr{\r\n\r\npublic:\r\n\r\nnamedptr(conststring&initname,t*initptr);\r\n\r\nprivate:\r\n\r\nstringname;\/\/\u9759\u6001\u6570\u636e\u6210\u5458\u7684\u521d\u59cb\u5316\u5fc5\u9700\u7528\u521d\u59cb\u5316\u5217\u8868\r\n\r\nt*ptr;\r\n\r\n};\r\n\r\n\u5e76\u4e14\u7528\u8fd9\u4e24\u4e2d\u521d\u59cb\u5316\u65b9\u6cd5\u505a\u5bf9\u6bd4\uff1a\r\n\r\nC++\u4ee3\u7801\r\n\r\n\/\/\u7b2c\u4e00\u79cd\u65b9\u6cd5\uff1a\u521d\u59cb\u5316\u5217\u8868\r\n\r\ntemplate\r\n\r\nnamedptr::namedptr(conststring&initname,t*initptr)\r\n\r\n:name(initname),ptr(initptr)\r\n\r\n{}\r\n\r\n\/\/\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u5728\u6784\u9020\u51fd\u6570\u4f53\u5185\u8d4b\u503c\uff1a\r\n\r\ntemplate\r\n\r\nnamedptr::namedptr(conststring&initname,t*initptr)\r\n\r\n{\r\n\r\nname=initname;\r\n\r\nptr=initptr;\r\n\r\n}<\/pre> \n <p>\u5f53\u7528\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u521d\u59cb\u5316\u6570\u636e\u6210\u5458\u65f6\u4f1a\u4e24\u6b21\u5bf9string\u7684\u6210\u5458\u51fd\u6570\u7684\u8c03\u7528\uff1a\u4e00\u6b21\u662f\u7f3a\u7701\u6784\u9020\u51fd\u6570\uff0c\u53e6\u4e00\u6b21\u662f\u8d4b\u503c\u3002<\/p> \n <p>\u800c\u7528\u7b2c\u4e00\u79cd\u65b9\u6cd5(\u521d\u59cb\u5316\u5217\u8868)\u53ea\u662f\u4e00\u6b21\u8c03\u7528\u7f3a\u7701\u7684\u6784\u9020\u51fd\u6570\uff0c\u5e76\u4e0d\u4f1a\u8c03\u7528\u8d4b\u503c\u51fd\u6570\u3002\u4f1a\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u5f00\u652f\uff0c\u5f53\u7c7b\u76f8\u5f53\u590d\u6742\u65f6\uff0c\u5c31\u4f1a\u770b\u51fa\u4f7f\u7528\u521d\u59cb\u5316\u5217\u8868\u7684\u597d\u5904\u3002<\/p> \n<\/dd>","orderid":"0","title":"C++\u4e2d\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u4e0e\u6784\u9020\u51fd\u6570\u4f53\u7684\u533a\u522b","smalltitle":"","mid":"0","fname":"c++\u7f16\u7a0b\u57fa\u7840","special_id":"0","bak_id":"0","info":"0","hits":"334","pages":"1","comments":"0","posttime":"2017-02-17 08:15:06","list":"1487290506","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=%B9%B9%D4%EC' target=_blank>\u6784\u9020<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%BA%AF%CA%FD' target=_blank>\u51fd\u6570<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%B3%F5%CA%BC' target=_blank>\u521d\u59cb<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%C7%F8%B1%F0' target=_blank>\u533a\u522b<\/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":"14.17.22.31","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"C++\u4e2d\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u5217\u8868\u4e0e\u6784\u9020\u51fd\u6570\u4f53\u7684\u533a\u522b","lastview":"1714119243","digg_num":"7595","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}