{"rsdb":{"rid":"158065","subhead":"","postdate":"0","aid":"118513","fid":"49","uid":"1","topic":"1","content":"<dd id=\"Article\"> \n <h2 id=\"\u6761\u6b3e16\u6210\u5bf9\u4f7f\u7528new\u548cdelete\u65f6\u5019\u91c7\u53d6\u76f8\u540c\u5f62\u5f0f\">\u6761\u6b3e16\uff1a\u6210\u5bf9\u4f7f\u7528new\u548cdelete\u65f6\u5019\u91c7\u53d6\u76f8\u540c\u5f62\u5f0f<\/h2> \n <p>\u6210\u5bf9\u4f7f\u7528\u7684new\u548cdelete\u9700\u8981\u91c7\u7528\u76f8\u540c\u7684\u5f62\u5f0f\uff0c\u53ef\u4ee5\u5148\u770b\u5982\u4e0b\u4ee3\u7801\uff1a<\/p> \n <pre class=\"brush:java;\">\r\nstd::string* stringArray=new std::string[100];\r\n...\r\ndelete stringArray;<\/pre> \n <p>\u8fd9\u6837\u4f1a\u53d1\u751f\u4ec0\u4e48\u95ee\u9898\u5462\uff1f\u5bf9\u4e86\uff0c\u7a0b\u5e8f\u884c\u4e3a\u5b9a\u4e49\u5e76\u4e0d\u660e\u786e\uff0cstringArray\u6240\u542b\u7684100\u4e2astring\u5bf9\u8c61\u4e2d\u768499\u4e2a\u4e0d\u592a\u53ef\u80fd\u88ab\u9002\u5f53\u7684\u5220\u9664\uff0c\u56e0\u4e3a\u4ed6\u4eec\u7684\u6790\u6784\u51fd\u6570\u5f88\u53ef\u80fd\u6ca1\u88ab\u8c03\u7528\u3002<\/p> \n <p>\u5f53\u91c7\u7528new\u65f6\u5019\uff0c\u6709\u4e24\u4ef6\u4e8b\u60c5\u53d1\u751f\u3002\u7b2c\u4e00\uff0c\u5185\u5b58\u88ab\u5206\u914d\u51fa\u6765\uff1b\u7b2c\u4e8c\uff0c\u9488\u5bf9\u8be5\u5185\u5b58\u4f1a\u6709\u4e00\u4e2a\u6216\u8005\u66f4\u591a\u7684\u6784\u9020\u51fd\u6570\u88ab\u8c03\u7528\u3002<br \/> \u540c\u6837\uff0c\u5f53\u4f7f\u7528delete\u7684\u65f6\u5019\uff0c\u4e5f\u6709\u4e24\u4ef6\u4e8b\u60c5\u53d1\u751f\u3002\u7b2c\u4e00\uff0c\u9488\u5bf9\u5185\u5b58\u4f1a\u6709\u4e00\u4e2a\u6216\u8005\u66f4\u591a\u7684\u6790\u6784\u51fd\u6570\u88ab\u8c03\u7528\uff1b\u7b2c\u4e8c\uff0c\u5185\u5b58\u88ab\u91ca\u653e\u3002\u4f46\u4f7f\u7528delete\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u77e5\u9053\u5373\u5c06\u5220\u9664\u7684\u7684\u5185\u5b58\u4e2d\u5230\u5e95\u5b58\u6709\u591a\u5c11\u5bf9\u8c61\uff1f\u8fd9\u4e2a\u95ee\u9898\u7684\u7b54\u6848\u51b3\u5b9a\u4e86\u6709\u591a\u5c11\u4e2a\u6790\u6784\u51fd\u6570\u5fc5\u987b\u88ab\u8c03\u7528\u8d77\u6765\u3002<br \/> \u53ef\u4ee5\u60f3\u60f3\u6210\u5982\u4e0b\u5b58\u50a8\u7ed3\u6784\uff0c\u7f16\u8bd1\u5668\u5e76\u975e\u8981\u8fd9\u6837\u5b9e\u73b0\uff1a<br \/> <img alt=\"\u8fd9\u91cc\u5199\u56fe\u7247\u63cf\u8ff0\" src=\"\/uploadfile\/Collfiles\/20170721\/20170721092949119.png\" \/><br \/> \u56e0\u6b64\uff0c\u6211\u4eec\u8c03\u7528delete\u65f6\u5019\u9700\u8981\u544a\u8bc9\u7f16\u8bd1\u5668\u6709\u591a\u5c11\u4e2a\u5bf9\u8c61\u9700\u8981\u6790\u6784\uff0c\u533a\u5206\u65b9\u6cd5\u5c31\u662fdelete\u548cdelete[]\uff0c\u6211\u4eec\u5728\u8fd0\u7528\u8fd9\u4e2a\u89c4\u5219\u7684\u65f6\u5019\u9700\u8981\u6ce8\u610f\u9690\u5f0f\u8f6c\u6362\uff0c\u5982\u4e0b\u4ee3\u7801\uff1a<\/p> \n <pre class=\"brush:java;\">\r\ntypedef std::string hello[4];\/\/hello\u662f\u4e00\u4e2a\u62e5\u67094\u4e2astring\u5143\u7d20\u7684string\u6570\u7ec4\r\nstd::string* p_Hello=new hello;\r\ndelete[] p_Hello;\/\/\u6b63\u786e\r\ndelete p_Hello;\/\/\u884c\u4e3a\u6ca1\u6709\u610f\u4e49<\/pre> \n <p>\u4e3a\u4e86\u907f\u514d\u6b64\u7c7b\u9519\u8bef\uff0c\u6700\u597d\u5c3d\u91cf\u4e0d\u8981\u5bf9\u6570\u7ec4\u5f62\u5f0f\u505atypedef\u52a8\u4f5c\uff0c\u5bb9\u6613\u51fa\u9519\uff01<br \/> \u603b\u7ed3\uff1a<br \/> <strong>\u4f7f\u7528new\u8868\u8fbe\u5f0f\u7684\u65f6\u5019\u4f7f\u7528[]\uff0c\u5fc5\u987b\u5728\u76f8\u5e94\u7684delete\u8868\u8fbe\u5f0f\u4e2d\u4e5f\u662f\u7528[]\uff1b\u5982\u679c\u5728new\u8868\u8fbe\u5f0f\u4e2d\u6ca1\u6709\u4f7f\u7528[]\uff08\u5305\u542b\u9690\u5f0f\u7684\u548c\u663e\u793a\u7684\uff09\uff0c\u4e00\u5b9a\u4e0d\u8981\u5728\u76f8\u5e94\u7684delete\u8868\u8fbe\u5f0f\u4e2d\u4f7f\u7528[]\u3002<\/strong><\/p> \n<\/dd>","orderid":"0","title":"C++\u4e4b\u6210\u5bf9\u4f7f\u7528\u7684new\u548cdelete\u65f6\u91c7\u53d6\u76f8\u540c\u5f62\u5f0f\uff0816\uff09---\u300aEffective C++\u300b","smalltitle":"","mid":"0","fname":"c++\u7f16\u7a0b\u57fa\u7840","special_id":"0","bak_id":"0","info":"0","hits":"5563","pages":"1","comments":"0","posttime":"2017-07-25 10:23:48","list":"1500949428","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=%B3%C9%B6%D4' target=_blank>\u6210\u5bf9<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CA%B9%D3%C3' target=_blank>\u4f7f\u7528<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=new' target=_blank>new<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=delete' target=_blank>delete<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%B2%C9%C8%A1' target=_blank>\u91c7\u53d6<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CF%E0%CD%AC' target=_blank>\u76f8\u540c<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%D0%CE%CA%BD' target=_blank>\u5f62\u5f0f<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=---' target=_blank>---<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=Effective' target=_blank>Effective<\/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":"218.17.197.194","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"C++\u4e4b\u6210\u5bf9\u4f7f\u7528\u7684new\u548cdelete\u65f6\u91c7\u53d6\u76f8\u540c\u5f62\u5f0f\uff0816\uff09---\u300aEffective C++\u300b","lastview":"1711620996","digg_num":"5711","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}