C# winform 定时更新汇率

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style='color:#111;'> 499B </span>","children":null,"spread":false},{"title":"www.ico.la_a4958ee51934cf3dd088becbaa91bf2f_48X48.ico <span style='color:#111;'> 9.44KB </span>","children":null,"spread":false},{"title":"GetWebContent.csproj.user <span style='color:#111;'> 208B </span>","children":null,"spread":false},{"title":"obj","children":[{"title":"Debug","children":[{"title":"GetWebContent.pdb <span style='color:#111;'> 39.50KB </span>","children":null,"spread":false},{"title":"GetWebContent.exe <span style='color:#111;'> 40.50KB </span>","children":null,"spread":false},{"title":"GetWebContent.GetContent.resources <span style='color:#111;'> 9.99KB </span>","children":null,"spread":false},{"title":"GenerateResource-ResGen.write.1.tlog <span style='color:#111;'> 1.79KB </span>","children":null,"spread":false},{"title":"GetWebContent.Form2.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"DesignTimeResolveAssemblyReferencesInput.cache <span style='color:#111;'> 6.45KB </span>","children":null,"spread":false},{"title":"TempPE","children":[{"title":"Properties.Resources.Designer.cs.dll <span style='color:#111;'> 4.50KB </span>","children":null,"spread":false}],"spread":false},{"title":"GenerateResource-ResGen.read.1.tlog <span style='color:#111;'> 1.21KB </span>","children":null,"spread":false},{"title":"GetWebContent.csproj.FileListAbsolute.txt <span style='color:#111;'> 3.23KB </span>","children":null,"spread":false},{"title":"Refactor","children":null,"spread":false},{"title":"GetWebContent.Properties.Resources.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"GetWebContent.Form1.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"GetWebContent.csproj.GenerateResource.Cache <span style='color:#111;'> 847B </span>","children":null,"spread":false}],"spread":false}],"spread":true},{"title":"GetContent.cs <span style='color:#111;'> 7.61KB </span>","children":null,"spread":false},{"title":"GetContent.resx <span style='color:#111;'> 20.32KB </span>","children":null,"spread":false},{"title":"Form2.cs <span style='color:#111;'> 5.68KB </span>","children":null,"spread":false},{"title":"Form1.cs <span style='color:#111;'> 9.22KB </span>","children":null,"spread":false},{"title":"HtmlAgilityPack.dll <span style='color:#111;'> 131.00KB </span>","children":null,"spread":false},{"title":"GetContent.Designer.cs <span style='color:#111;'> 5.61KB </span>","children":null,"spread":false},{"title":"Form2.Designer.cs <span style='color:#111;'> 3.18KB </span>","children":null,"spread":false},{"title":"Form1.resx <span style='color:#111;'> 5.87KB </span>","children":null,"spread":false},{"title":"Properties","children":[{"title":"Resources.resx <span style='color:#111;'> 5.48KB </span>","children":null,"spread":false},{"title":"Settings.settings <span style='color:#111;'> 249B 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