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using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;u 阅读全文
posted @ 2023-07-17 21:49
.net&new
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摘要:
private void Form1_Load(object sender, EventArgs e) { DataTable dt = new DataTable(); DataColumn c1 = new DataColumn("序号", typeof(string)); DataColumn 阅读全文
posted @ 2023-07-17 20:37
.net&new
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