http://www.c-sharpcorner.com/blogs/dynamic-objects-conveting-into-data-table-in-c-sharp1
public static DataTable GetDataTableFromObjects(object[] objects)
{
if (objects != null && objects.Length > )
{
Type t = objects[].GetType();
DataTable dt = new DataTable(t.Name);
foreach (PropertyInfo pi in t.GetProperties())
{
dt.Columns.Add(new DataColumn(pi.Name));
}
foreach (var o in objects)
{
DataRow dr = dt.NewRow();
foreach (DataColumn dc in dt.Columns)
{
dr[dc.ColumnName] = o.GetType().GetProperty(dc.ColumnName).GetValue(o, null);
}
dt.Rows.Add(dr);
}
return dt;
}
return null;
}
/// <summary>
/// ToDataTable
/// </summary>
/// <typeparam name="T">实体</typeparam>
/// <param name="items">实体集</param>
/// <returns></returns>
public static DataTable ToDataTable<T>(this IEnumerable<T> items)
{
var tb = new DataTable(typeof(T).Name); PropertyInfo[] props = typeof(T).GetProperties(BindingFlags.Public | BindingFlags.Instance); foreach (var prop in props)
{
tb.Columns.Add(prop.Name, prop.PropertyType);
} foreach (var item in items)
{
var values = new object[props.Length];
for (var i = ; i < props.Length; i++)
{
values[i] = props[i].GetValue(item, null);
} tb.Rows.Add(values);
} return tb;
}