Linq to DataTable

public static System.Data.DataTable LinqToDataTable<T>(IEnumerable<T> data)
{
var dt = new System.Data.DataTable();
var ps = typeof(T).GetProperties().ToList();
ps.ForEach(p => dt.Columns.Add(p.Name, p.PropertyType));

foreach (T t in data)
{
var dr = dt.NewRow();
var vs = from p in ps select p.GetValue(t, null);
var ls = vs.ToList();
int i = 0;
ls.ForEach(c => dr[i++] = c);
dt.Rows.Add(dr);
}
return dt;
}

public static System.Data.DataTable ToDataTable<T>(IEnumerable<T> data)
{
var dt = new System.Data.DataTable();
var ps= System.ComponentModel.TypeDescriptor.GetProperties(typeof(T));
foreach (System.ComponentModel.PropertyDescriptor dp in ps )
dt.Columns.Add(dp.Name, dp.PropertyType);
foreach (T t in data)
{
var dr = dt.NewRow();
foreach (System.ComponentModel.PropertyDescriptor dp in ps)
dr[dp.Name] = dp.GetValue(t);
dt.Rows.Add(dr);
}
return dt;
}

  

原文地址:https://www.cnblogs.com/volts0302/p/5197151.html