C# Language//复制：
private void button1_Click(object sender,
System.EventArgs e) { if(textBox1.SelectedText != "")
Clipboard.SetDataObject(textBox1.SelectedText); } //粘贴：
private void button2_Click(object sender,
System.EventArgs e) { IDataObject
iData = Clipboard.GetDataObject(); if(iData.GetDataPresent(DataFormats.Text))
{ textBox2.Text =
(String)iData.GetData(DataFormats.Text); }
} function jsCopy() {
var e =
document.getElementById("contents"); //对象是contents
e.select()();
//选择对象
document.execCommand("Copy"); //执行浏览器复制命令
}
function jsCopy(obj) {
var __obj = $("#" + obj).focus();
//对象是obj ，obj是字符串
__obj.select(); //选择对象
document.execCommand("Copy");
//执行浏览器复制命令
}
<asp:TextBox ID="txtPlayer" runat="server"
Width="392px"></asp:TextBox><input type="button"
class="inputbutton" id="btnCopy" onclick="jsCopy(‘txtPlayer‘);"
value="复制地址" />
C# js jquery复制textbox内容总结,布布扣,bubuko.com
原文：http://www.cnblogs.com/windofwolf/p/3568784.html