有ds1.table[0],ds2.table[0],如何写代码把ds2.table[0]变成ds1.table[1]? 有ds1.table[0],ds2.table[0],如何写代码把ds2.table[0]变成ds1.table[1](复制什么多可以,只要把数据结构和数据拷过去就行),有办法吗? 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 如果只有两个表的话: System.Data.DataTable dt = ds1.Tables[0]; ds1.Tables.RemoveAt(0); ds1.Tables.Add(dt); using System;using System.Drawing;using System.Collections;using System.ComponentModel;using System.Windows.Forms;using System.Data;namespace WindowsApplication2{ /// <summary> /// Form1 的摘要说明。 /// </summary> public class Form1 : System.Windows.Forms.Form { private System.Windows.Forms.DataGrid dataGrid1; private System.Windows.Forms.DataGrid dataGrid2; private System.Windows.Forms.Button button1; /// <summary> /// 必需的设计器变量。 /// </summary> private System.ComponentModel.Container components = null; public Form1() { // // Windows 窗体设计器支持所必需的 // InitializeComponent(); // // TODO: 在 InitializeComponent 调用后添加任何构造函数代码 // } /// <summary> /// 清理所有正在使用的资源。 /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows 窗体设计器生成的代码 /// <summary> /// 设计器支持所需的方法 - 不要使用代码编辑器修改 /// 此方法的内容。 /// </summary> private void InitializeComponent() { this.dataGrid1 = new System.Windows.Forms.DataGrid(); this.dataGrid2 = new System.Windows.Forms.DataGrid(); this.button1 = new System.Windows.Forms.Button(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).BeginInit(); this.SuspendLayout(); // // dataGrid1 // this.dataGrid1.DataMember = ""; this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText; this.dataGrid1.Location = new System.Drawing.Point(16, 32); this.dataGrid1.Name = "dataGrid1"; this.dataGrid1.Size = new System.Drawing.Size(216, 200); this.dataGrid1.TabIndex = 0; // // dataGrid2 // this.dataGrid2.DataMember = ""; this.dataGrid2.HeaderForeColor = System.Drawing.SystemColors.ControlText; this.dataGrid2.Location = new System.Drawing.Point(264, 40); this.dataGrid2.Name = "dataGrid2"; this.dataGrid2.Size = new System.Drawing.Size(216, 200); this.dataGrid2.TabIndex = 1; // // button1 // this.button1.Location = new System.Drawing.Point(184, 272); this.button1.Name = "button1"; this.button1.TabIndex = 2; this.button1.Text = "button1"; this.button1.Click += new System.EventHandler(this.button1_Click); // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(6, 14); this.ClientSize = new System.Drawing.Size(512, 349); this.Controls.Add(this.button1); this.Controls.Add(this.dataGrid2); this.Controls.Add(this.dataGrid1); this.Name = "Form1"; this.Text = "Form1"; this.Load += new System.EventHandler(this.Form1_Load); ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).EndInit(); this.ResumeLayout(false); } #endregion /// <summary> /// 应用程序的主入口点。 /// </summary> [STAThread] static void Main() { Application.Run(new Form1()); } DataSet mm=new DataSet(); DataSet kk=new DataSet(); DataTable dt=new DataTable (); private void Form1_Load(object sender, System.EventArgs e) { mm.Tables.Add(dt); dt.Columns .Add ("ID",Type.GetType ("System.Int32")); dt.Columns .Add ("Color",Type.GetType ("System.String")); DataRow dr=dt.NewRow (); dr[0]=10; dr[1]="Red"; dt.Rows .Add (dr); dr=dt.NewRow (); dr[0]=10; dr[1]="Green"; dt.Rows .Add (dr); dr=dt.NewRow (); dr[0]=10; dr[1]="Green"; dt.Rows .Add (dr); dataGrid1.DataSource=mm.Tables[0]; } private void button1_Click(object sender, System.EventArgs e) { kk=mm.Clone(); dataGrid2.DataSource=kk.Tables[0]; } }} using System;using System.Drawing;using System.Collections;using System.ComponentModel;using System.Windows.Forms;using System.Data;namespace WindowsApplication2{ /// <summary> /// Form1 的摘要说明。 /// </summary> public class Form1 : System.Windows.Forms.Form { private System.Windows.Forms.DataGrid dataGrid1; private System.Windows.Forms.DataGrid dataGrid2; private System.Windows.Forms.Button button1; /// <summary> /// 必需的设计器变量。 /// </summary> private System.ComponentModel.Container components = null; public Form1() { // // Windows 窗体设计器支持所必需的 // InitializeComponent(); // // TODO: 在 InitializeComponent 调用后添加任何构造函数代码 // } /// <summary> /// 清理所有正在使用的资源。 /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows 窗体设计器生成的代码 /// <summary> /// 设计器支持所需的方法 - 不要使用代码编辑器修改 /// 此方法的内容。 /// </summary> private void InitializeComponent() { this.dataGrid1 = new System.Windows.Forms.DataGrid(); this.dataGrid2 = new System.Windows.Forms.DataGrid(); this.button1 = new System.Windows.Forms.Button(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).BeginInit(); this.SuspendLayout(); // // dataGrid1 // this.dataGrid1.DataMember = ""; this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText; this.dataGrid1.Location = new System.Drawing.Point(16, 32); this.dataGrid1.Name = "dataGrid1"; this.dataGrid1.Size = new System.Drawing.Size(216, 200); this.dataGrid1.TabIndex = 0; // // dataGrid2 // this.dataGrid2.DataMember = ""; this.dataGrid2.HeaderForeColor = System.Drawing.SystemColors.ControlText; this.dataGrid2.Location = new System.Drawing.Point(264, 40); this.dataGrid2.Name = "dataGrid2"; this.dataGrid2.Size = new System.Drawing.Size(216, 200); this.dataGrid2.TabIndex = 1; // // button1 // this.button1.Location = new System.Drawing.Point(184, 272); this.button1.Name = "button1"; this.button1.TabIndex = 2; this.button1.Text = "button1"; this.button1.Click += new System.EventHandler(this.button1_Click); // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(6, 14); this.ClientSize = new System.Drawing.Size(512, 349); this.Controls.Add(this.button1); this.Controls.Add(this.dataGrid2); this.Controls.Add(this.dataGrid1); this.Name = "Form1"; this.Text = "Form1"; this.Load += new System.EventHandler(this.Form1_Load); ((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit(); ((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).EndInit(); this.ResumeLayout(false); } #endregion /// <summary> /// 应用程序的主入口点。 /// </summary> [STAThread] static void Main() { Application.Run(new Form1()); } DataSet mm=new DataSet(); DataSet kk=new DataSet(); DataTable dt=new DataTable (); private void Form1_Load(object sender, System.EventArgs e) { mm.Tables.Add(dt); dt.Columns .Add ("ID",Type.GetType ("System.Int32")); dt.Columns .Add ("Color",Type.GetType ("System.String")); DataRow dr=dt.NewRow (); dr[0]=10; dr[1]="Red"; dt.Rows .Add (dr); dr=dt.NewRow (); dr[0]=10; dr[1]="Green"; dt.Rows .Add (dr); dr=dt.NewRow (); dr[0]=10; dr[1]="Green"; dt.Rows .Add (dr); dataGrid1.DataSource=mm.Tables[0]; } private void button1_Click(object sender, System.EventArgs e) { kk=mm.Clone(); dataGrid2.DataSource=kk.Tables[0]; for (int KK=0; KK < dt.Rows.Count; KK++) kk.Tables[0].ImportRow(dt.Rows[KK]); } }} DataSet ds1=new DataSet();DataSet ds2=new DataSet();DataTable dt=ds2.Tables[0].Copy();ds1.Tables.Add(dt); string类型的Trim函数 Socket编程C#服务端和Delphi客户端数据不一致 关于Graphics.DrawEllipse() IEnumerable 接口与foreach 想要的效果做不出来,大家看图吧,一言难尽。。 VBS脚本去除黑屏怪象,求高人解 十万火急,这个这么搞呢 跪求动态生成工具栏menuStrip的源码...... TextBox控件问题?????? 请问wpf中TextBlock的排版问题 被动获取当前桌面主题 关于datagrid 行索引的一个问题。。。急啊
System.Data.DataTable dt = ds1.Tables[0];
ds1.Tables.RemoveAt(0);
ds1.Tables.Add(dt);
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;namespace WindowsApplication2
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.DataGrid dataGrid1;
private System.Windows.Forms.DataGrid dataGrid2;
private System.Windows.Forms.Button button1;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null; public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent(); //
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
} /// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
} #region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.dataGrid1 = new System.Windows.Forms.DataGrid();
this.dataGrid2 = new System.Windows.Forms.DataGrid();
this.button1 = new System.Windows.Forms.Button();
((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).BeginInit();
this.SuspendLayout();
//
// dataGrid1
//
this.dataGrid1.DataMember = "";
this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dataGrid1.Location = new System.Drawing.Point(16, 32);
this.dataGrid1.Name = "dataGrid1";
this.dataGrid1.Size = new System.Drawing.Size(216, 200);
this.dataGrid1.TabIndex = 0;
//
// dataGrid2
//
this.dataGrid2.DataMember = "";
this.dataGrid2.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dataGrid2.Location = new System.Drawing.Point(264, 40);
this.dataGrid2.Name = "dataGrid2";
this.dataGrid2.Size = new System.Drawing.Size(216, 200);
this.dataGrid2.TabIndex = 1;
//
// button1
//
this.button1.Location = new System.Drawing.Point(184, 272);
this.button1.Name = "button1";
this.button1.TabIndex = 2;
this.button1.Text = "button1";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(512, 349);
this.Controls.Add(this.button1);
this.Controls.Add(this.dataGrid2);
this.Controls.Add(this.dataGrid1);
this.Name = "Form1";
this.Text = "Form1";
this.Load += new System.EventHandler(this.Form1_Load);
((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit();
((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).EndInit();
this.ResumeLayout(false); }
#endregion /// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
DataSet mm=new DataSet();
DataSet kk=new DataSet();
DataTable dt=new DataTable ();
private void Form1_Load(object sender, System.EventArgs e)
{
mm.Tables.Add(dt);
dt.Columns .Add ("ID",Type.GetType ("System.Int32"));
dt.Columns .Add ("Color",Type.GetType ("System.String"));
DataRow dr=dt.NewRow ();
dr[0]=10;
dr[1]="Red";
dt.Rows .Add (dr);
dr=dt.NewRow ();
dr[0]=10;
dr[1]="Green";
dt.Rows .Add (dr); dr=dt.NewRow ();
dr[0]=10;
dr[1]="Green";
dt.Rows .Add (dr);
dataGrid1.DataSource=mm.Tables[0]; } private void button1_Click(object sender, System.EventArgs e)
{
kk=mm.Clone();
dataGrid2.DataSource=kk.Tables[0];
}
}
}
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;namespace WindowsApplication2
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.DataGrid dataGrid1;
private System.Windows.Forms.DataGrid dataGrid2;
private System.Windows.Forms.Button button1;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null; public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent(); //
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
} /// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
} #region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.dataGrid1 = new System.Windows.Forms.DataGrid();
this.dataGrid2 = new System.Windows.Forms.DataGrid();
this.button1 = new System.Windows.Forms.Button();
((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).BeginInit();
this.SuspendLayout();
//
// dataGrid1
//
this.dataGrid1.DataMember = "";
this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dataGrid1.Location = new System.Drawing.Point(16, 32);
this.dataGrid1.Name = "dataGrid1";
this.dataGrid1.Size = new System.Drawing.Size(216, 200);
this.dataGrid1.TabIndex = 0;
//
// dataGrid2
//
this.dataGrid2.DataMember = "";
this.dataGrid2.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dataGrid2.Location = new System.Drawing.Point(264, 40);
this.dataGrid2.Name = "dataGrid2";
this.dataGrid2.Size = new System.Drawing.Size(216, 200);
this.dataGrid2.TabIndex = 1;
//
// button1
//
this.button1.Location = new System.Drawing.Point(184, 272);
this.button1.Name = "button1";
this.button1.TabIndex = 2;
this.button1.Text = "button1";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(512, 349);
this.Controls.Add(this.button1);
this.Controls.Add(this.dataGrid2);
this.Controls.Add(this.dataGrid1);
this.Name = "Form1";
this.Text = "Form1";
this.Load += new System.EventHandler(this.Form1_Load);
((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit();
((System.ComponentModel.ISupportInitialize)(this.dataGrid2)).EndInit();
this.ResumeLayout(false); }
#endregion /// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
DataSet mm=new DataSet();
DataSet kk=new DataSet();
DataTable dt=new DataTable ();
private void Form1_Load(object sender, System.EventArgs e)
{
mm.Tables.Add(dt);
dt.Columns .Add ("ID",Type.GetType ("System.Int32"));
dt.Columns .Add ("Color",Type.GetType ("System.String"));
DataRow dr=dt.NewRow ();
dr[0]=10;
dr[1]="Red";
dt.Rows .Add (dr);
dr=dt.NewRow ();
dr[0]=10;
dr[1]="Green";
dt.Rows .Add (dr); dr=dt.NewRow ();
dr[0]=10;
dr[1]="Green";
dt.Rows .Add (dr);
dataGrid1.DataSource=mm.Tables[0]; } private void button1_Click(object sender, System.EventArgs e)
{
kk=mm.Clone();
dataGrid2.DataSource=kk.Tables[0];
for (int KK=0; KK < dt.Rows.Count; KK++)
kk.Tables[0].ImportRow(dt.Rows[KK]);
}
}
}
DataSet ds2=new DataSet();
DataTable dt=ds2.Tables[0].Copy();
ds1.Tables.Add(dt);