Http文件上传下载（含进度条，下载上传速度）

[{"title":"（ 24 个子文件 49KB ） Http文件上传下载（含进度条，下载上传速度）","children":[{"title":"Up_down_load","children":[{"title":"Up_down_load","children":[{"title":"Form1.cs <span style='color:#111;'> 10.10KB </span>","children":null,"spread":false},{"title":"bin","children":[{"title":"Debug","children":[{"title":"Up_down_load.pdb <span style='color:#111;'> 29.50KB </span>","children":null,"spread":false},{"title":"Up_down_load.vshost.exe <span style='color:#111;'> 13.99KB </span>","children":null,"spread":false},{"title":"Up_down_load.exe <span style='color:#111;'> 15.50KB </span>","children":null,"spread":false},{"title":"Up_down_load.vshost.exe.manifest <span style='color:#111;'> 490B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"obj","children":[{"title":"Debug","children":[{"title":"Up_down_load.pdb <span style='color:#111;'> 29.50KB </span>","children":null,"spread":false},{"title":"Up_down_load.exe <span style='color:#111;'> 15.50KB </span>","children":null,"spread":false},{"title":"Up_down_load.Form1.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"Up_down_load.Properties.Resources.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"Up_down_load.csproj.FileListAbsolute.txt <span style='color:#111;'> 711B </span>","children":null,"spread":false},{"title":"Refactor","children":null,"spread":false},{"title":"TempPE","children":null,"spread":false},{"title":"Up_down_load.csproj.GenerateResource.Cache <span style='color:#111;'> 847B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"Properties","children":[{"title":"Resources.Designer.cs <span style='color:#111;'> 2.81KB </span>","children":null,"spread":false},{"title":"Settings.settings <span style='color:#111;'> 249B </span>","children":null,"spread":false},{"title":"Resources.resx <span style='color:#111;'> 5.48KB </span>","children":null,"spread":false},{"title":"Settings.Designer.cs <span style='color:#111;'> 1.07KB </span>","children":null,"spread":false},{"title":"AssemblyInfo.cs <span style='color:#111;'> 1.32KB </span>","children":null,"spread":false}],"spread":true},{"title":"Program.cs <span style='color:#111;'> 473B </span>","children":null,"spread":false},{"title":"Form1.Designer.cs <span style='color:#111;'> 11.94KB </span>","children":null,"spread":false},{"title":"Up_down_load.csproj <span style='color:#111;'> 3.57KB </span>","children":null,"spread":false},{"title":"Form1.resx <span style='color:#111;'> 6.65KB </span>","children":null,"spread":false}],"spread":true},{"title":"Up_down_load.suo <span style='color:#111;'> 13.00KB </span>","children":null,"spread":false},{"title":"Up_down_load.sln <span style='color:#111;'> 926B </span>","children":null,"spread":false}],"spread":true},{"title":"zs.aspx <span style='color:#111;'> 439B </span>","children":null,"spread":false},{"title":"zs.aspx.cs <span style='color:#111;'> 1.06KB </span>","children":null,"spread":false}],"spread":true}]