C#导入Excel到Datatable等等

[{"title":"（ 110 个子文件 1.38MB ） C#导入Excel到Datatable等等","children":[{"title":".suo <span style='color:#111;'> 55.00KB </span>","children":null,"spread":false},{"title":"RevitForm.suo <span style='color:#111;'> 23.50KB </span>","children":null,"spread":false},{"title":"RevitForm.sln <span style='color:#111;'> 869B </span>","children":null,"spread":false},{"title":"MSN.ssk <span style='color:#111;'> 15.91KB </span>","children":null,"spread":false},{"title":"Warm.ssk <span style='color:#111;'> 12.70KB </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}]