(Swift)断点续传(封装好方法)

[{"title":"（ 177 个子文件 580KB ） (Swift)断点续传(封装好方法)","children":[{"title":"contents.xcworkspacedata <span style='color:#111;'> 228B </span>","children":null,"spread":false},{"title":"IDEFindNavigatorScopes.plist <span style='color:#111;'> 182B </span>","children":null,"spread":false},{"title":"Breakpoints_v2.xcbkptlist <span style='color:#111;'> 140B </span>","children":null,"spread":false},{"title":"UserInterfaceState.xcuserstate <span style='color:#111;'> 180.81KB </span>","children":null,"spread":false},{"title":"IDEWorkspaceChecks.plist <span style='color:#111;'> 238B </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]