在下面的代码中，我动态生成一些文本框。我试图在asp按钮的click事件上获得值。我尝试了许多方法，但似乎没有任何方法。此外，我试图避免使用ajax发送值。任何有关此事的帮助都将得到真正的赞赏。
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="product_entry.aspx.cs"Inherits="product_entry" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<link rel="stylesheet" href="pos.css">
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js">
</script>
<script>
$(document).ready(function() {
var maxrow = 1;
$('#TextBox1').val(maxrow);
//var scrolled = 0;
$("td.sno").each(function(index, element) {
$(element).text(index + 1);
});
$(document).on("click", "button.remove", function() {
$(this).parent().parent().remove();
adding();
});
$(document).on("click", ".add, .remove,.tabrow:last", function() {
numbering();
});
$(document).on("focus", ".tabrow:last", function() {
// scrolled = scrolled + 200;
//$("#table").animate({
// scrollTop: scrolled,20:"linear"
//});
adding();
});
function numbering() {
$("td.sno").each(function(index, element) {
$(element).text(index + 1);
maxrow = index + 1;
});
}
function iding() {
$("tr").each(function(trIdx, element) {
var trIndex = 'textbox' + (trIdx);
// alert('hello');
$(this).find("td > input").attr('id', function(idx) {
return trIndex + (idx + 1)
});
});
}
function adding() {
$("tr.tabrow:first").clone(true).appendTo("#Table1");
numbering();
iding();
$(".tabrow:last").children("td").children("input").each(function(index, element) {
$(element).val("");
});
$('#TextBox1').val(maxrow);
}
$(document).on("click", ".check", function() {
setdata();
});
function setdata() {
var rowValues
$("tr").each(function(index, value) {
rowValues = new Array(); $(this).find('input').each(function() {
if ($(this).val() != '') {
alert('hello');
rowValues.push($(this).val());
}
})
alert("row" + index + " : " + rowValues);
//do something with rowValues
}
)
$.ajax({
type: "POST",
url: "pdtentry.aspx/Done",
contentType: "application/json; charset=utf-8",
data: "{ info: rowValues}",
dataType: "json",
success: function(result) {
alert('Yay! It worked!');
},
error: function(result) {
alert('Oh no :(');
}
});
return false;
}
});
</script>
</head>
<body>
<form id="form1" runat="server">
<div id="mhead">
<asp:Label ID="Label1" runat="server" Text="Enter product into database"></asp:Label>
</div>
<div>
<asp:TextBox ID="TextBox1" runat="server" Style="display: none;"></asp:TextBox>
</div>
<asp:Panel ID="Pnl" runat="server">
<div id="table">
<asp:Table ID="Table1" runat="server">
<asp:TableHeaderRow ID="head">
<asp:TableHeaderCell ID="remove">-</asp:TableHeaderCell>
<asp:TableHeaderCell ID="sno">S.No</asp:TableHeaderCell>
<asp:TableHeaderCell ID="pdt_id">Product ID</asp:TableHeaderCell>
<asp:TableHeaderCell ID="pdt_descp">Product Description</asp:TableHeaderCell>
<asp:TableHeaderCell ID="plu">PLU</asp:TableHeaderCell>
<asp:TableHeaderCell ID="pdt_type">Product Type</asp:TableHeaderCell>
<asp:TableHeaderCell ID="cost">Cost</asp:TableHeaderCell>
<asp:TableHeaderCell ID="discount">Discount</asp:TableHeaderCell>
<asp:TableHeaderCell ID="qty">Quantity</asp:TableHeaderCell>
</asp:TableHeaderRow>
</asp:Table>
</div>
</asp:Panel>
<div>
<asp:Button ID="Button1" runat="server" Text="Button" CausesValidation="False" OnClick="Button1_Click"
UseSubmitBehavior="False" /></div>
<input id="Button2" type="button" value="button" class="check" />
<asp:Label ID="Label2" runat="server" Text="Label"></asp:Label>
</form>
背后的代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Collections;
using System.Web.Services;
public partial class product_entry : System.Web.UI.Page
{
int count;
static String[] a;
protected void Page_Load(object sender, EventArgs e)
{
int i,j;
for (i = 0; i < 1; i++)
{
TableRow tr = new TableRow();
tr.Attributes.Add("class", "tabrow");
for (j = 0; j <= 8; j++)
{
TableCell tc = new TableCell();
if (j == 0)
{
tc.Controls.Add(new LiteralControl("<Button class=remove type=button>-</button>"));
}
if (j == 1)
{
tc.Attributes.Add("class", "sno");
}
if (j == 2 || j == 3 || j == 4 || j == 5 || j == 6 || j == 7 || j == 8)
{
TextBox tb = new TextBox();
tb.Style["width"] = "98%";
tc.Controls.Add(tb);
}
tr.Controls.Add(tc);
}
Table1.Controls.Add(tr);
}
}
[WebMethod]
public static string Done(string[] info)
{
a = info;
Label lb2=new Label();
lb2.Text=""+a.Length;
string str = string.Empty;
return str;
}
protected void Button1_Click(object sender, EventArgs e)
{
Label2.Text = TextBox1.Text;
count = Convert.ToInt32(TextBox1.Text);
for (int i = 1; i <= count; i++)
{
for (int j = 1; j <= 7; j++)
{
Response.Write("textbox" + i + j);
string aa = ((TextBox)Pnl.FindControl("textbox" + i + j)).Text;
Response.Write(((TextBox)Pnl.FindControl("textbox11")).Text);
}
}
/* try
{
int count = Convert.ToInt32(TextBox1.Text);
for (int i = 1; i <= count; i++)
{
for (int j = 1; j <= 7; j++)
{
Label l = new Label();
string str = "textbox" + i + j;
TextBox tb=((TextBox)this.FindControl(str)).Text;
l.Text = tb.Text;
}
}
}
catch { }
Panel[] pnls = new Panel[1] { Pnl };
//ArrayList answers = new ArrayList();
//Alternatively....
ArrayList arrayList = new ArrayList();
//string[] arr=new string[7];
//arrayList.Add(arr);
//for (int i = 0; i < 7 ; i++)
//{
// ArrayList list2 = new ArrayList();
//arrayList.Add(list2);
//}
//System.Collections.Hashtable ht = new System.Collections.Hashtable();
foreach (Panel Pnl in pnls)
{
foreach (Control childControl in Pnl.Controls)
{
if (childControl is TextBox)
{
TextBox box = (TextBox)childControl;
//if(box.Text!=null)
//Retrieve and store value from childControl.Text
arrayList.Add(box.Text);
foreach (int i in arrayList)
{
Label l3 = new Label();
l3.Text = (String)arrayList[i];
//Alternatively...
// ht.Add( box.ID, box.Text );
}
}
}
} */
}
}
答案 0 :(得分：1)