{"id":2490,"date":"2014-07-10T11:21:23","date_gmt":"2014-07-10T03:21:23","guid":{"rendered":"http:\/\/kuki.idv.tw\/?p=2490"},"modified":"2014-07-10T11:21:23","modified_gmt":"2014-07-10T03:21:23","slug":"%e8%b3%87%e6%96%99%e7%b9%ab%e7%b5%90%e4%bb%a5%e5%8f%8acontainer-dataitem%e5%b9%be%e7%a8%ae%e6%96%b9%e5%bc%8f%e8%88%87%e7%94%a8%e6%b3%95%ef%bc%8c%e6%95%88%e7%8e%87%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.kuki.idv.tw\/?p=2490","title":{"rendered":"\u8cc7\u6599\u7e6b\u7d50\u4ee5\u53caContainer.DataItem\u5e7e\u7a2e\u65b9\u5f0f\u8207\u7528\u6cd5\uff0c\u6548\u7387\u5206\u6790"},"content":{"rendered":"
\u9748\u6d3b\u7684\u904b\u7528\u8cc7\u6599\u7e6b\u7d50\u64cd\u4f5c<\/p>\n

<\/span><\/strong><\/div>\n

\u7d81\u5b9a\u5230\u7c21\u55ae\u5c6c\u6027:<%#UserName%><\/span><\/div>\n
\u7d81\u5b9a\u5230\u96c6\u5408:<asp:ListBox id=”ListBox1″ datasource='<%# myArray%>’ runat=”server”><\/span><\/div>\n
\u7d81\u5b9a\u5230\u904b\u7b97\u5f0f:<%#(class1.property1.ToString() + “,” + class1.property2.ToString())%><\/span><\/div>\n
\u7d81\u5b9a\u5230\u65b9\u6cd5\u50b3\u56de\u503c:<%# GetSafestring(str) %><\/span><\/div>\n
\u7d81\u5b9a\u5230Hashtable:<%# ((DictionaryEntry)Container.DataItem).<\/span>Key%><\/span><\/div>\n
\u7d81\u5b9a\u5230ArrayList:<%#Container.DataItem %><\/span><\/div>\n

 <\/p>\n

\u82e5\u9663\u5217\u88e1\u88e1\u653e\u7684\u662f\u7269\u4ef6\u5247\u53ef\u80fd\u8981\u9032\u884c\u5fc5\u8981\u7684\u8f49\u63db\u5f8c\u518d\u7d81\u5b9a\u5982:<\/span><\/div>\n
<%#((\u7269\u4ef6\u985e\u578b)Container.DataItem).\u5c6c\u6027%><\/span><\/div>\n

 <\/p>\n

\u7d81\u5b9a\u5230DataView,DataTable,DataSet:<\/span><\/strong><\/div>\n
<%#((DataRowView)Container.DataItem)[“\u6b04\u4f4d\u540d”]%>\u6216<\/span><\/div>\n
<%#((DataRowView)Container.DataItem).<\/span>Rows[0][“\u6b04\u4f4d\u540d”]%><\/p>\n

<\/span><\/div>\n

\u8981\u683c\u5f0f\u5316\u5247:<\/span><\/strong><\/div>\n
<%#string.<\/span>Format(“\u683c\u5f0f”,((DataRowView)Container.DataItem)[“\u6b04\u4f4d\u540d”])%><\/span><\/div>\n
<%#DataBinder.Eval(Container.DataItem,”\u6b04\u4f4d\u540d”,”\u683c\u5f0f”)%><\/span><\/div>\n

 <\/p>\n

\u7d81\u5b9a\u5230DataReader:<\/span><\/strong><\/div>\n
<%#((IDataReader)Container.DataItem).\u6b04\u4f4d\u540d%><\/span><\/div>\n

 <\/p>\n

\u7576\u7136\u70ba\u4e86\u65b9\u4fbf\u4e00\u822c\u4f7f\u7528\u6700\u591a\u7684\u5c31\u662fDataBinder\u985e\u7684Eval\u65b9\u6cd5\u4e86.\u4e0d\u904e\u9019\u6a23\u5c0d\u65bc\u540c\u6642\u8981\u7d81\u5b9a\u5927\u91cf\u7684\u8cc7\u6599\u6548\u7387\u8981\u4f4e\u4e00\u4e9b<\/span><\/div>\n

 <\/p>\n

\u5728\u7d81\u5b9a\u8cc7\u6599\u6642\u7d93\u5e38\u6703\u7528\u5230\u9019\u500b\u53e5\u7a0b\u5f0f\uff1a<%# DataBinder.Eval(Container.DataItem,”xxxx”)%>\u6216\u8005<%# DataBinder.Eval(Container,”DataItem.xxxx”)%><\/span><\/div>\n
\u4eca\u5929\u53c8\u5b78\u5230\u4e00\u7a2e\uff0c\u800c\u4e14\u5fae\u8edf\u4e5f\u8aaa\u9019\u7a2e\u65b9\u6cd5\u7684\u6548\u7387\u8981\u6bd4\u4ee5\u4e0a\u5169\u7a2e\u9ad8\u3002<\/span><\/div>\n
<%# ((DataRowView)Container.DataItem)[“xxxx”]%><\/p>\n

<\/span><\/div>\n

\u5f88\u6709\u7528\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u5728\u524d\u81fa\u9801\u9762\u505a\u597d\u591a\u4e8b\u60c5\u4e86\u3002<\/span><\/div>\n
\u9084\u8981\u8a18\u4f4f\u8981\u9019\u6a23\u7528\u5fc5\u9808\u8981\u5728\u524d\u81fa\u9801\u9762\u5c0e\u5165\u540d\u7a31\u7a7a\u9593System.Data,\u5426\u5247\u6703\u5efa\u7f6e\u932f\u8aa4\u8cc7\u8a0a\u3002<\/span><\/div>\n
<%@ Import namespace=”System.Data” %><\/span><\/div>\n
\u9019\u7a2e\u7528\u6cd5\u5176\u5be6\u548c<%# ((DictionaryEntry)Container.DataItem).<\/span>Key%>\u662f\u4e00\u500b\u9053\u7406\u3002<\/span><\/div>\n

\n\u7d81\u5b9a\u5230DataSet\u3001DataTable\u6642:<\/strong><\/span><\/div>\n
<%#((System.Data.DataRowView)Container.DataItem)[“\u6b04\u4f4d\u540d”]%><\/span><\/div>\n
<%#((System.Data.DataRowView)Container.DataItem)[\u7d22\u5f15]%><\/p>\n

<\/span><\/div>\n

\u7d81\u5b9a\u5230DataReader\u6642:<\/span><\/strong><\/div>\n
<%#((System.Data.Common.DbDataRecord)Container.DataItem)[\u7d22\u5f15]%><\/span><\/div>\n
<%#((System.Data.Common.DbDataRecord)Container.DataItem)[“\u6b04\u4f4d\u540d”]%><\/span><\/div>\n
\u95dc\u9375\u662fContainer\u9019\u500b\u6771\u897f\uff0c\u5b83\u6bd4\u8f03\u795e\u79d8\u3002<\/span>\u5b83\u7684\u540d\u7a31\u7a7a\u9593\u662fSystem.ComponentModel\u3002<\/span>\u5c0d\u65bc\u5b83\u6211\u9084\u9700\u8981\u9032\u4e00\u6b65\u7406\u89e3\u3002<\/span><\/div>\n
\u521d\u5b78.NET,\u73fe\u5728\u5728\u770bDataGrid\u63a7\u5236\u9805\uff0c\u5728ItemTemplate\u986f\u793a\u8cc7\u6599\u6642,<\/span><\/div>\n
DataBinder.Eval(Container.DataItem,”Name”)\u548cContainer.DataItem(“Name”)\u6709\u4ec0\u9ebc\u5340\u5225\uff1f<\/span><\/div>\n
DataBinder\u662fSystem.Web\u88e1\u9762\u7684\u4e00\u500b\u975c\u614b\u985e\uff0c\u5b83\u63d0\u4f9b\u4e86Eval\u65b9\u6cd5\u7528\u65bc\u7c21\u5316\u8cc7\u6599\u7e6b\u7d50\u904b\u7b97\u5f0f\u7684\u7de8\u5beb\uff0c\u4f46\u662f\u5b83\u4f7f\u7528\u7684\u65b9\u5f0f\u662f\u901a\u904eReflection\u7b49\u958b\u92b7\u6bd4\u8f03\u5927\u7684\u65b9\u6cd5\u4f86\u9054\u5230\u6613\u7528\u6027\uff0c\u56e0\u6b64\u5176\u6027\u80fd\u4e26\u4e0d\u662f\u6700\u597d\u7684\u3002<\/span>\u800cContainer\u5247\u6839\u672c\u4e0d\u662f\u4efb\u4f55\u4e00\u500b\u975c\u614b\u7684\u7269\u4ef6\u6216\u65b9\u6cd5\uff0c<\/span>\u5b83\u662fASP.NET\u9801\u9762\u7de8\u8b6f\u5668\u5728\u8cc7\u6599\u7e6b\u7d50\u4e8b\u4ef6\u8655\u7406\u5e38\u5f0f\u5167\u90e8\u8072\u660e\u7684\u5340\u57df\u8b8a\u6578\uff0c\u5176\u985e\u578b\u662f\u53ef\u4ee5\u9032\u884c\u8cc7\u6599\u7e6b\u7d50\u7684\u63a7\u5236\u9805\u7684\u8cc7\u6599\u5bb9\u5668\u985e\u578b\uff08\u5982\u5728Repeater\u5167\u90e8\u7684\u8cc7\u6599\u7e6b\u7d50\u5bb9\u5668\u53ebRepeaterItem\uff09\uff0c\u5728\u9019\u4e9b\u5bb9\u5668\u985e\u4e2d\u57fa\u672c\u90fd\u6709DataItem\u5c6c\u6027\uff0c\u56e0\u6b64\u4f60\u53ef\u4ee5\u5bebContainer.DataItem\uff0c\u9019\u500b\u5c6c\u6027\u8fd4\u56de\u7684\u662f\u4f60\u6b63\u5728\u88ab\u7d81\u5b9a\u7684\u8cc7\u6599\u4f86\u6e90\u4e2d\u7684\u90a3\u500b\u8cc7\u6599\u9805\u76ee\u3002<\/span>\u5982\u679c\u4f60\u7684\u8cc7\u6599\u4f86\u6e90\u662fDataTable\uff0c\u5247\u9019\u500b\u8cc7\u6599\u9805\u76ee\u7684\u985e\u578b\u5be6\u969b\u662fDataRowView\u3002<\/span><\/div>\n","protected":false},"excerpt":{"rendered":"

\u9748\u6d3b\u7684\u904b\u7528\u8cc7\u6599\u7e6b\u7d50\u64cd\u4f5c \u7d81\u5b9a\u5230\u7c21\u55ae\u5c6c\u6027:<%#UserName%> \u7d81\u5b9a\u5230\u96c6\u5408:<asp:L … \u95b1\u8b80\u5168\u6587\u3008\u8cc7\u6599\u7e6b\u7d50\u4ee5\u53caContainer.DataItem\u5e7e\u7a2e\u65b9\u5f0f\u8207\u7528\u6cd5\uff0c\u6548\u7387\u5206\u6790\u3009<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2490"}],"collection":[{"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2490"}],"version-history":[{"count":1,"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2490\/revisions"}],"predecessor-version":[{"id":2491,"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=\/wp\/v2\/posts\/2490\/revisions\/2491"}],"wp:attachment":[{"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kuki.idv.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}