IList(T)转换DataSet

using System.Data;
using System.Collections.Generic;
 
#region Convert IList<T> to DataSet
 
/// <summary>
/// Converts to data set.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="list">The list.</param>
/// <returns></returns>
public static DataSet ConvertToDataSet<T>(IList<T> list)
{
    if (list == null || list.Count <= 0)
    {
        return null;
    }
 
    DataSet ds = new DataSet();
    DataTable dt = new DataTable(typeof(T).Name);
    DataColumn column;
    DataRow row;
 
    System.Reflection.PropertyInfo[] myPropertyInfo = typeof(T).GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance);
 
    foreach (T t in list)
    {
        if (t == null)
        {
            continue;
        }
 
        row = dt.NewRow();
 
        for (int i = 0, j = myPropertyInfo.Length; i < j; i++)
        {
            System.Reflection.PropertyInfo pi = myPropertyInfo[i];
 
            string name = pi.Name;
 
            if (dt.Columns[name] == null)
            {
                column = new DataColumn(name, pi.PropertyType);
                dt.Columns.Add(column);
            }
 
            row[name] = pi.GetValue(t, null);
        }
 
        dt.Rows.Add(row);
    }
 
    ds.Tables.Add(dt);
 
    return ds;
}
 
#endregion

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