\u5728\u4e00\u4e9b\u4e0e\u5176\u5b83\u5e73\u53f0\u6216\u8f6f\u4ef6\u505a\u8854\u63a5\u7684\u65f6\u5019\uff0c\u56e0\u4e3a\u5e73\u53f0\u672c\u8eab\u67d0\u4e9b\u539f\u56e0\uff08\u5982JSON\u89e3\u6790\u5de5\u5177\u4e0d\u652f\u6301\u6216\u8005\u7528 ORM\u641e\u7684\uff09\uff0c\u6211\u4eec\u6709\u65f6\u5019\u9700\u8981\u4f20\u4e00\u4e2a\u6210\u5458\u4e3aJSON\u5b57\u7b26\u4e32\u7684\u4e1c\u897f\u7ed9\u5bf9\u65b9\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n
{\n\"ext\":\"{\\\"originId\\\":1098,\\\"attached\\\":true}\"\n}<\/code><\/pre>\n\n\n\n\u4e0a\u9762\u8fd9\u4e2a JSON \uff0c\u6211\u4eec\u7528 QJSON \u7f16\u7801\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n
var AJson:=AcquireJson;\nwith AJson.Add('ext') do\nbegin\n Add('originId').AsInteger:=1098;\n Add('attached').AsBoolean:=true;\n AsString:=Encode([]);\nend;\nReleaseJson(AJson);<\/code><\/pre>\n\n\n\n\u53cd\u8fc7\u6765\uff0c\u5982\u679c\u6211\u4eec\u8981\u89e3\u6790\uff0c\u5219\u53ef\u4ee5\u76f4\u63a5\u7528\u4e0b\u9762\u7684\u4ee3\u7801\uff1a<\/p>\n\n\n\n
var AJson:=AcquireJson;
var AExt:TQJson;
...
if AJson.Has('ext',AExt) and AExt.TryParse(AExt.AsString) then
begin
var AOriginId:=AExt.IntByName('originId',0);
var Attached:=AExt.BoolByName('attached',false);
....
end;<\/code><\/pre>\n\n\n\n\u4e0a\u9762\u7528\u7684 Delphi \u7684\u65b0\u8bed\u6cd5\uff0c\u65e9\u671f\u7248\u672c\u5c06\u53d8\u91cf\u58f0\u660e\u72ec\u7acb\u51fa\u6765\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u4e00\u4e9b\u4e0e\u5176\u5b83\u5e73\u53f0\u6216\u8f6f\u4ef6\u505a\u8854\u63a5\u7684\u65f6\u5019\uff0c\u56e0\u4e3a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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":[8],"tags":[171,57],"class_list":["post-5781","post","type-post","status-publish","format-standard","hentry","category-delphi","tag-qjson-2","tag-57"],"views":1952,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/5781","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=5781"}],"version-history":[{"count":2,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/5781\/revisions"}],"predecessor-version":[{"id":5783,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/5781\/revisions\/5783"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}