using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;

namespace ConsoleApp26
{
    class Program
    {
        // 添加引用：System.Data.DataSetExtensions
        static void Main(string[] args)
        {
            DataTable dt = new DataTable();
            dt.Columns.Add("id", typeof(int));
            dt.Columns.Add("title", typeof(string));

            dt.Columns["id"].AutoIncrement = true;
            for (int i = 0; i < 10; ++i)
            {
                DataRow newRow = dt.NewRow();
                newRow["title"] = "標(biāo)題" + i;
                dt.Rows.Add(newRow);
            }

            // System.Data.DataSetExtensions
            string[] array = dt.AsEnumerable().Select(d => d.Field<string>("title")).ToArray();
            List<string> list = dt.AsEnumerable().Select(d => d.Field<string>("title")).ToList();

            Console.Read();
        }
    }
}