{"id":1305,"date":"2014-11-24T10:19:41","date_gmt":"2014-11-24T02:19:41","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=1305"},"modified":"2014-11-24T11:17:55","modified_gmt":"2014-11-24T03:17:55","slug":"qjsonqmsgpack-rtti-%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=1305","title":{"rendered":"QJson\/QMsgPack RTTI \u6ce8\u610f\u4e8b\u9879"},"content":{"rendered":"<p>\u5728Delphi\u622a\u6b62XE7\u7684\u5b9e\u73b0\u4e2d\uff0cRTTI\u4fe1\u606f\u4e5f\u5e76\u4e0d\u662f\u7279\u522b\u5b8c\u7f8e\uff0c\u6240\u4ee5\u5728\u7279\u5b9a\u7684\u60c5\u51b5\u4e0b\u662f\u65e0\u6cd5\u83b7\u53d6\u5230\u76f8\u5e94\u7684RTTI\u4fe1\u606f\uff0c\u76ee\u524d\u5df2\u77e5\uff1a<\/p>\n<p>1\u3001\u5728implementation\u4e2d\u7684\u58f0\u660e\u6ca1\u6709RTTI\u4fe1\u606f\uff0c\u6240\u4ee5\u4f60\u8981\u4f7f\u7528ToRtti\/FromRtti\/ToRecord\/FromRecord\u7b49\u51fd\u6570\uff0c\u4f60\u5fc5\u9700\u4fdd\u8bc1\u7528\u5230\u7684\u7c7b\u578b\u58f0\u660e\u7684interface\u90e8\u5206\u3002<\/p>\n<pre class=\"lang:delphi decode:true\">interface\r\n....\r\ntype\r\n\/\/TMyRecord\u53ef\u4ee5\u7528\u4e8eRTTI\u76f8\u5173\u51fd\u6570\r\n   TMyRecord=\r\n   end;\r\n....\r\nimplementation\r\ntype\r\n\/\/TMyRecord1\u7c7b\u578b\u4e0d\u80fd\u7528\u4e8eRTTI\u76f8\u5173\u51fd\u6570\r\n   TMyRecord1=\r\n   end;<\/pre>\n<p>2\u3001\u7c7b\u578b\u6216\u5bf9\u8c61\u7684\u5b50\u7c7b\u578b\u5982\u679c\u662f\u6570\u7ec4\u6216\u52a8\u6001\u6570\u7ec4\u91cc\uff0c\u5e94\u8be5\u5c06\u58f0\u660e\u72ec\u7acb\u51fa\u6765\uff0c\u5426\u5219\uff0cRTTI\u76f8\u5173\u4fe1\u606f\u5c06\u65e0\u6cd5\u6709\u6548\u4f7f\u7528\u3002<\/p>\n<p>\u5982\u4e0b\u9762\u7684\u4ee3\u7801\u65e0\u6cd5\u7528\u4e8eRTTI\u76f8\u5173\u51fd\u6570\uff1a<\/p>\n<pre class=\"lang:delphi decode:true\">TMyRecord=record\r\n   Arr:array of Byte;\/\/\u8fd9\u4e2a\u58f0\u660e\u65e0\u6cd5\u7528\u4e8eRTTI\u76f8\u5173\u51fd\u6570\r\nend;\r\n\r\nTMyRecord1=record\r\n   Arr:array[0..1] of Byte;\/\/\u8fd9\u4e2a\u58f0\u660e\u4e5f\u65e0\u6cd5\u7528\u4e8eRTTI\u76f8\u5173\u51fd\u6570\r\nend;<\/pre>\n<p>\u76f8\u5e94\u7684\u4fee\u6539\u4e3a\u4e0b\u9762\u7684\u5f62\u5f0f\u5373\u53ef\uff1a<\/p>\n<pre class=\"lang:delphi decode:true \">TMyReocrdArr=array of Byte;\r\nTMyRecord=record\r\n   Arr:TMyReocrdArr;\r\nend;\r\n\r\nTMyRecordArr1=array[0..1] of Byte;\r\nTMyRecord1=record\r\n   Arr:TMyRecordArr1;\r\nend;<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728Delphi\u622a\u6b62XE7\u7684\u5b9e\u73b0\u4e2d\uff0cRTT [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[69,8,7,44],"tags":[],"class_list":["post-1305","post","type-post","status-publish","format-standard","hentry","category-c-builder","category-delphi","category-qjson","category-qmsgpack"],"views":5951,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/1305","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1305"}],"version-history":[{"count":2,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/1305\/revisions"}],"predecessor-version":[{"id":1316,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/1305\/revisions\/1316"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}