private MultiSelectList NewSelectList(string[] selectValue) { //return new SelectList(_selectList, "Value", "Text", i.Value);//这样的SelectList多了一个层级 var tList = _selectList.Select(a => new KeyValuePair <object, object>(a.Value, a.Text)).ToList(); return(new MultiSelectList(tList, "Key", "Value", selectValue)); }