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本文实例讲述了asp.net中访问datagrid中所有控件值的方法。分享给大家供大家参考，具体如下：
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<%@ page language="c#" %>
<%@ import namespace="system.collections" %>
<script runat="server">
void page_load(object sender, eventargs e) {
if(!page.ispostback){
arraylist data = new arraylist();
data.add(new person("tom",33,true));
data.add(new person("jhon",39,false));
data.add(new person("mark",20,false));
data.add(new person("linda",27,true));
mydatagrid.datasource = data;
mydatagrid.databind();
}
}
void getvalues_click(object sender, eventargs e) {
string result = "";
foreach(datagriditem datagriditem in mydatagrid.items){
//get name from cell[0]
string name = datagriditem.cells[0].text;
//get text from textbox in cell[1]
string age = ((textbox)datagriditem.findcontrol("agefield")).text;
//get checked property of checkbox control
bool isgraduate = ((checkbox)datagriditem.findcontrol("isgraduatefield")).checked;
// get values from checkboxlist
string skills = "";
foreach(listitem item in ((checkboxlist)datagriditem.findcontrol("checkboxlist1")).items){
if (item.selected){
skills += item.value + ",";
}
}
skills = skills.trimend(',');
//get radiobuttonlist selected text
string experience = ((radiobuttonlist)datagriditem.findcontrol("radiobuttonlist1")).selecteditem.text;
//get dropdownlist selected text
string degree = ((dropdownlist)datagriditem.findcontrol("dropdownlist1")).selecteditem.text;
// build string to show result.
result += name;
result += " [age -" + age + "] ";
if (isgraduate){
result += "is graduate , ";
}else{
result += "is not graduate , ";
}
result += "has skills[" + skills + "] , ";
result += "has " + experience + " experience , and " ;
result += "has " + degree + " degree." ;
result += "<br>";
}
resultfield.text = result;
}
class person{
string _name;
int _age;
bool _isgraduate;
public person(string name,int age, bool isgraduate){
_name = name;
_age = age;
_isgraduate = isgraduate;
}
public string name{
get{return _name;}
}
public int age{
get{return _age;}
}
public bool isgraduate{
get{return _isgraduate;}
}
}
</script>
<html>
<head>
</head>
<body>
<form runat="server">
<asp:datagrid id="mydatagrid" runat="server" autogeneratecolumns="false">
<itemstyle verticalalign="top"></itemstyle>
<columns>
<asp:boundcolumn datafield="name" headertext="name"></asp:boundcolumn>
<asp:templatecolumn headertext="age">
<itemtemplate>
<asp:textbox id="agefield" columns="5" text='<%# databinder.eval(container.dataitem,"age") %>'
runat="server"></asp:textbox>
</itemtemplate>
</asp:templatecolumn>
<asp:templatecolumn headertext="graduate">
<itemtemplate>
<asp:checkbox id="isgraduatefield" checked='<%# (bool)databinder.eval(container.dataitem,"isgraduate") %>'
runat="server"></asp:checkbox>
</itemtemplate>
</asp:templatecolumn>
<asp:templatecolumn headertext="skills">
<itemtemplate>
<asp:checkboxlist id="checkboxlist1" runat="server" >
<asp:listitem value="c#" selected="true">c#</asp:listitem>
<asp:listitem value="c++">c++</asp:listitem>
<asp:listitem value="vb">vb</asp:listitem>
<asp:listitem value="sql server" selected="true">sql server</asp:listitem>
</asp:checkboxlist>
</itemtemplate>
</asp:templatecolumn>
<asp:templatecolumn headertext="experience">
<itemtemplate>
<asp:radiobuttonlist id="radiobuttonlist1" runat="server" >
<asp:listitem value="1" selected="true">less then 1 year</asp:listitem>
<asp:listitem value="3">less then 3 year</asp:listitem>
<asp:listitem value="5">less then 5 year</asp:listitem>
<asp:listitem value="10">less then 10 year</asp:listitem>
</asp:radiobuttonlist>
</itemtemplate>
</asp:templatecolumn>
<asp:templatecolumn headertext="degree">
<itemtemplate>
<asp:dropdownlist id="dropdownlist1" runat="server" >
<asp:listitem value="highschool" >highschool</asp:listitem>
<asp:listitem value="graduate" selected="true">graduate</asp:listitem>
<asp:listitem value="masters">masters</asp:listitem>
<asp:listitem value="phd">phd</asp:listitem>
</asp:dropdownlist>
</itemtemplate>
</asp:templatecolumn>
</columns>
</asp:datagrid>
<br />
<asp:button id="getvalues" onclick="getvalues_click" runat="server" text="getvalues"></asp:button>
<br />
<asp:label id="resultfield" runat="server"></asp:label>
</form>
</body>
</html>
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