c# 校验文本是否为合法json格式

[{"title":"（ 26 个子文件 57KB ） c# 校验文本是否为合法json格式","children":[{"title":"CheckJSON","children":[{"title":"CheckJSON.sln <span style='color:#111;'> 917B </span>","children":null,"spread":false},{"title":"CheckJSON","children":[{"title":"bin","children":[{"title":"Debug","children":[{"title":"CheckJSON.vshost.exe <span style='color:#111;'> 21.95KB </span>","children":null,"spread":false},{"title":"CheckJSON.exe <span style='color:#111;'> 12.00KB </span>","children":null,"spread":false},{"title":"CheckJSON.vshost.exe.manifest <span style='color:#111;'> 490B </span>","children":null,"spread":false},{"title":"CheckJSON.pdb <span style='color:#111;'> 31.50KB </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"Form1.Designer.cs <span style='color:#111;'> 1.97KB </span>","children":null,"spread":false},{"title":"Program.cs <span style='color:#111;'> 490B </span>","children":null,"spread":false},{"title":"obj","children":[{"title":"Debug","children":[{"title":"CheckJSON.csproj.GenerateResource.Cache <span style='color:#111;'> 975B </span>","children":null,"spread":false},{"title":"CheckJSON.Properties.Resources.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"CheckJSON.csproj.FileListAbsolute.txt <span style='color:#111;'> 882B </span>","children":null,"spread":false},{"title":"CheckJSON.Form1.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"DesignTimeResolveAssemblyReferencesInput.cache <span style='color:#111;'> 6.74KB </span>","children":null,"spread":false},{"title":"DesignTimeResolveAssemblyReferences.cache <span style='color:#111;'> 1.42KB </span>","children":null,"spread":false},{"title":"TempPE","children":null,"spread":false},{"title":"CheckJSON.csprojResolveAssemblyReference.cache <span style='color:#111;'> 2.16KB </span>","children":null,"spread":false},{"title":"CheckJSON.exe <span style='color:#111;'> 12.00KB </span>","children":null,"spread":false},{"title":"CheckJSON.pdb <span style='color:#111;'> 31.50KB </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"Class1.cs <span style='color:#111;'> 15.87KB </span>","children":null,"spread":false},{"title":"CheckJSON.csproj <span style='color:#111;'> 3.68KB </span>","children":null,"spread":false},{"title":"Form1.cs <span style='color:#111;'> 1.08KB </span>","children":null,"spread":false},{"title":"Form1.resx <span style='color:#111;'> 5.68KB </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 </span>","children":null,"spread":false},{"title":"AssemblyInfo.cs <span style='color:#111;'> 1.31KB </span>","children":null,"spread":false},{"title":"Settings.Designer.cs <span style='color:#111;'> 1.07KB </span>","children":null,"spread":false},{"title":"Resources.Designer.cs <span style='color:#111;'> 2.80KB </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"CheckJSON.v11.suo <span style='color:#111;'> 323.50KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]