{"id":99,"date":"2014-08-24T02:02:28","date_gmt":"2014-08-23T18:02:28","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=99"},"modified":"2014-08-24T02:02:28","modified_gmt":"2014-08-23T18:02:28","slug":"%e3%80%90%e8%bd%ac%e3%80%91%e5%b0%81%e4%b8%89%e9%83%8e-delphi%e7%94%a8qjson%e8%a7%a3%e6%9e%90json%e6%a0%bc%e5%bc%8f%e7%9a%84%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=99","title":{"rendered":"\u3010\u8f6c\u3011\u5c01\u4e09\u90ce-Delphi\u7528QJSON\u89e3\u6790JSON\u683c\u5f0f\u7684\u6570\u636e"},"content":{"rendered":"

\u539f\u59cb\u94fe\u63a5\uff1ahttp:\/\/www.cnblogs.com\/codingnote\/p\/3821025.html<\/a><\/p>\n

\u672c\u6765\u7528superobject\u6765\u89e3\u6790JSON\u5df2\u7ecf\u591f\u7528\u4e86\uff0c\u53ef\u60dc\u8fd9\u4e2a\u4e1c\u4e1c\u4e0d\u80fd\u5728\u79fb\u52a8\u7aef\u4f7f\u7528\uff0c\u4e8e\u662f\u627e\u5230QJSON\u6765\u5904\u7406\u3002<\/p>\n

\u8fd9\u662f\u4e00\u4e2a\u56fd\u5185\u9ad8\u624b\u5199\u5f00\u6e90\u514d\u8d39\u7684\u4e1c\u897f\uff0c\u8d5e\u4e00\u4e2a\u3002<\/p>\n

\u5047\u5165\u6570\u636e\u5982\u4e0b\uff1a<\/p>\n

\n
\n
{\"message\":\"ok\",\"status\":\"1\",\"state\":\"3\",\"data\":\r\n[{\"time\":\"2012-07-07 13:35:14\",\"context\":\"\u5ba2\u6237\u5df2\u7b7e\u6536\"},\r\n&nbsp;{\"time\":\"2012-07-07 09:10:10\",\"context\":\"\u79bb\u5f00 [\u5317\u4eac\u77f3\u666f\u5c71\u8425\u4e1a\u5385] \u6d3e\u9001\u4e2d\uff0c\u9012\u9001\u5458\r\n[\u6e29]\uff0c\u7535\u8bdd[]\"},\r\n&nbsp;{\"time\":\"2012-07-06 19:46:38\",\"context\":\"\u5230\u8fbe [\u5317\u4eac\u77f3\u666f\u5c71\u8425\u4e1a\u5385]\"},\r\n&nbsp;{\"time\":\"2012-07-06 15:22:32\",\"context\":\"\u79bb\u5f00 [\u5317\u4eac\u77f3\u666f\u5c71\u8425\u4e1a\u5385] \u6d3e\u9001\u4e2d\uff0c\u9012\u9001\u5458\r\n[\u6e29]\uff0c\u7535\u8bdd[]\"},\r\n&nbsp;{\"time\":\"2012-07-06 15:05:00\",\"context\":\"\u5230\u8fbe [\u5317\u4eac\u77f3\u666f\u5c71\u8425\u4e1a\u5385]\"},\r\n&nbsp;{\"time\":\"2012-07-06 13:37:52\",\"context\":\"\u79bb\u5f00 [\u5317\u4eac_\u540c\u57ce\u4e2d\u8f6c\u7ad9] \u53d1\u5f80 [\u5317\u4eac\u77f3\u666f\u5c71\r\n\u8425\u4e1a\u5385]\"},\r\n&nbsp;{\"time\":\"2012-07-06 12:54:41\",\"context\":\"\u5230\u8fbe [\u5317\u4eac_\u540c\u57ce\u4e2d\u8f6c\u7ad9]\"},\r\n&nbsp;{\"time\":\"2012-07-06 11:11:03\",\"context\":\"\u79bb\u5f00 [\u5317\u4eac\u8fd0\u8f6c\u4e2d\u5fc3\u9a7b\u7ad9\u73ed\u7ec4] \u53d1\u5f80 [\u5317\u4eac_\r\n\u540c\u57ce\u4e2d\u8f6c\u7ad9]\"},\r\n&nbsp;{\"time\":\"2012-07-06 10:43:21\",\"context\":\"\u5230\u8fbe [\u5317\u4eac\u8fd0\u8f6c\u4e2d\u5fc3\u9a7b\u7ad9\u73ed\u7ec4]\"},\r\n&nbsp;{\"time\":\"2012-07-05 21:18:53\",\"context\":\"\u79bb\u5f00 [\u798f\u5efa_\u53a6\u95e8\u652f\u516c\u53f8] \u53d1\u5f80 [\u5317\u4eac\u8fd0\u8f6c\u4e2d\r\n\u5fc3_\u822a\u7a7a]\"},\r\n&nbsp;{\"time\":\"2012-07-05 20:07:27\",\"context\":\"\u5df2\u53d6\u4ef6\uff0c\u5230\u8fbe [\u798f\u5efa_\u53a6\u95e8\u652f\u516c\u53f8]\"}\r\n]}<\/pre>\n
\u7528QJSON\u89e3\u6790\u5982\u4e0b\uff1a<\/p>\n<\/div>\n<\/div>\n
\n
\n
procedure\u00a0TForm15.Button1Click(Sender: TObject);\r\nvar\r\n\u00a0\u00a0aqjson,aqjsonarr : TQJSON;\r\n\u00a0\u00a0i :\u00a0Integer;\r\n\u00a0\u00a0stime, scontext :\u00a0string;\r\nbegin\r\n\u00a0\u00a0aqjson := TQJSON.Create;\r\n\u00a0\u00a0aqjson.parse(memo1.lines.text);\r\n\u00a0\u00a0if\u00a0aqjson.ValueByName('message',\u00a0'') =\u00a0'ok'\u00a0then\r\n\u00a0\u00a0begin\r\n\u00a0\u00a0\u00a0\u00a0memo2.Clear;\r\n\u00a0\u00a0\u00a0\u00a0aqjsonarr := aqjson.ItemByName('data');\r\n\u00a0\u00a0\u00a0\u00a0for\u00a0i :=\u00a00\u00a0to\u00a0aqjsonarr.Count -\u00a01\u00a0do\r\n\u00a0\u00a0\u00a0\u00a0begin\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0stime := aqjsonarr.Items[i].ValueByName('time',\u00a0'');\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0scontext := aqjsonarr.Items[i].ValueByName('context',\u00a0'');\r\n\u00a0\u00a0\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Memo2.Lines.Add(stime+'----'+scontext);\r\n\u00a0\u00a0\u00a0\u00a0end;\r\n\u00a0\u00a0end;\r\nend;<\/pre>\n
\u53ef\u4ee5\u770b\u5230QJSON\u7684\u89e3\u6790\u8fd8\u662f\u5f88\u65b9\u4fbf\u7684\u3002<\/p>\n<\/div>\n<\/div>\n
\u4e0d\u8fc7\u8fd9\u79cd\u683c\u5f0f\u5b58\u5728\u5927\u91cf\u5197\u4f59\u6570\u636e\u2014\u2014\u6bcf\u4e2a\u6570\u636e\u9879\u90fd\u643a\u5e26\u4e86\u5b57\u6bb5\u4fe1\u606f\uff0c\u5176\u5b9e\u53ef\u4ee5\u53ea\u8fd4\u56de\u4e00\u6b21\u5b57\u6bb5\u4fe1\u606f\u5373\u53ef\u3002<\/p>\n
\u6570\u636e\u7cbe\u7b80\u5982\u4e0b\uff1a<\/p>\n
{\"message\":\"ok\",\"status\":\"1\",\"state\":\"3\",\"data\":\r\n[\"2012-07-07 13:35:14\",\"\u5ba2\u6237\u5df2\u7b7e\u6536\",\r\n\u00a0\"2012-07-07 09:10:10\",\"\u79bb\u5f00 [\u5317\u4eac\u77f3\u666f\u5c71\u8425\u4e1a\u5385] \u6d3e\u9001\u4e2d\uff0c\u9012\u9001\u5458[\u6e29]\uff0c\u7535\u8bdd[]\",\r\n]}<\/pre>\n
\u53ef\u4ee5\u770b\u5230\u6570\u7ec4\u91cc\u9762\u7684\u4e32\u4e0d\u518d\u662fJSON\u683c\u5f0f\uff08Key:Value)\u7684\u4e86\uff0c\u8fd9\u65f6\u4e0d\u80fd\u518d\u4f7f\u7528ValueByName\uff0c\u800c\u76f4\u63a5\u4f7f\u7528Value\u3002<\/p>\n
\n
\n
procedure\u00a0TForm15.Button2Click(Sender: TObject);\r\nvar\r\n\u00a0\u00a0aqjson,aqjsonarr : TQJSON;\r\n\u00a0\u00a0i :\u00a0Integer;\r\n\u00a0\u00a0stime, scontext :\u00a0string;\r\nbegin\r\n\u00a0\u00a0aqjson := TQJSON.Create;\r\n\u00a0\u00a0aqjson.parse(memo3.lines.text);\r\n\u00a0\u00a0if\u00a0aqjson.ValueByName('message',\u00a0'') =\u00a0'ok'\u00a0then\r\n\u00a0\u00a0begin\r\n\u00a0\u00a0\u00a0\u00a0memo2.Clear;\r\n\u00a0\u00a0\u00a0\u00a0aqjsonarr := aqjson.ItemByName('data');\r\n\u00a0\u00a0\u00a0\u00a0for\u00a0i :=\u00a00\u00a0to\u00a0aqjsonarr.Count -\u00a01\u00a0do\r\n\u00a0\u00a0\u00a0\u00a0begin\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0stime := aqjsonarr.Items[i].ValueByName('time',\u00a0'');\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0scontext := aqjsonarr.Items[i].ToString;\r\n\u00a0\u00a0\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Memo2.Lines.Add(stime+'----'+scontext);\r\n\u00a0\u00a0\u00a0\u00a0end;\r\n\u00a0\u00a0end;\r\nend;<\/pre>\n
\u8fd9\u91cc\u662f\u4e00\u4e2a\u6f14\u793a\uff0c\u9996\u5148\u628a\u56fe\u7247\u8f6c\u6210\u6d41\uff1a\u5b9e\u9645\u7f16\u7801\u4e2d\uff0c\u4f1a\u5b58\u5728\u8fd4\u56de\u56fe\u7247\u5230\u5ba2\u6237\u7aef\u7684\u60c5\u51b5\uff0c\u5982\u679c\u4e5f\u91c7\u7528JSON\u683c\u5f0f\u4f20\u8f93\u7684\u8bdd\uff0c\u9700\u8981\u628a\u56fe\u7247\u8f6c\u6210Base64\u683c\u5f0f\u7684\u4f20\u5305\u88c5\uff0c\u7136\u540e\u518d\u4f20\u8f93\u5230\u5ba2\u6237\u7aef\u89e3\u6790\u3002<\/p>\n<\/div>\n<\/div>\n
Image1.Picture.Graphic.SaveToStream(ss);<\/pre>\n
\u6ce8\u610fss\u548css1\u7684\u5b9a\u4e49\uff1a<\/p>\n
\n
var\r\n\u00a0\u00a0ss: TMemoryStream;\r\n\u00a0\u00a0ss1,ss2 : TStringStream;<\/pre>\n
\u7136\u540e\u7f16\u7801\u6210base64\u683c\u5f0f\u7684\uff1a<\/p>\n<\/div>\n
<\/div>\n
EncodeStream(ss, ss1);\r\n<\/pre>\n
\n
\n
var\r\n\u00a0\u00a0sdata :\u00a0string;\r\nbegin\r\n...\r\n\u00a0\u00a0sData := ss1.DataString;\r\n...\r\nend;<\/pre>\n
\u518d\u628a\u8be5\u5b57\u7b26\u4e32\u5305\u88c5\u5230JSON\u4e32\uff1a<\/p>\n<\/div>\n<\/div>\n
\n
\n
var\r\n\u00a0\u00a0aqjson : TQJSON;\r\nbegin\r\n\u00a0\u00a0aqjson := TQJSON.Create;\r\n\u00a0\u00a0aqjson.Parse(memo3.Lines.Text);\r\n...\r\n\u00a0\u00a0aqjson.AddArray('pic').Add.AsString :=sdata;\r\n...\r\nend;<\/pre>\n
\u8fd9\u6837\u56fe\u7247\u5c31\u6253\u5305\u5230JSON\u91cc\u9762\u4e86\uff0c\u4f20\u5230\u5ba2\u6237\u7aef\u4ee5\u540e\uff0c\u518d\u53cd\u8fc7\u6765\u89e3\u6790\u5373\u53ef\uff1a<\/p>\n<\/div>\n<\/div>\n
\n
\n
ss2 := TStringStream.Create(aqjson.ItemByName('pic').Items[0].value);\r\nDecodeStream(ss2,ss);\/\/\u5c06base64\u5b57\u7b26\u6d41\u8fd8\u539f\u4e3a\u5185\u5b58\u6d41\r\nss.Position :=\u00a00;\u00a0\/\/ \u5fc5\u987b\r\nImage2.Picture.Graphic.LoadFromStream(ss);<\/pre>\n
 <\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
\u539f\u59cb\u94fe\u63a5\uff1ahttp:\/\/www.cnbl […]<\/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":[8,7],"tags":[],"class_list":["post-99","post","type-post","status-publish","format-standard","hentry","category-delphi","category-qjson"],"views":8707,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/99","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=99"}],"version-history":[{"count":1,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/99\/revisions"}],"predecessor-version":[{"id":100,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/99\/revisions\/100"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=99"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=99"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=99"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}