1. Get and set the value of the Select,checkbox,radio
<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<body>
check box:
<input type= "checkbox" Name= "CheckBox1" value= "1" checked/>1
<input type= "checkbox" Name= "CheckBox1" value= "2"/>2
<input type= "checkbox" Name= "CheckBox1" value= "3" checked/>3
<input type= "checkbox" Name= "CheckBox1" value= "4"/>4
<input type= "checkbox" Name= "CheckBox1" value= "5"/>5
<br/>
Radio Box:
<input type= "Radio" id= "Radio1" name= "Radio1" value= "1" checked>1
<input type= "Radio" id= "Radio1" name= "Radio1" value= "2" >2
<input type= "Radio" id= "Radio1" name= "Radio1" value= "3" >3
<br/>
Drop-down box:
<select id= "Select1" >
<option value= "1" >1</option>
<option value= "2" >2</option>
<option value= "3" >3</option>
</select>
<br/>
<button onclick= "Sub ();" > Submit </button><br/>
<button onclick= "fun1 (); > select 4,5 check box </button><br/>
<button onclick= "fun2 (); > select 3 Radio Box </button><br/>
<button onclick= "Fun3 (); > select 2 Radio Box </button><br/>
<script type= "Text/javascript" >
function Fun1 () {
check box setting value
var oCheckBox = document.getelementsbyname ("CheckBox1");
var arr = [];
var index = 0;
for (Var i=0;i<ocheckbox.length;i++)
{
if (Ocheckbox[i].value = = 4 | | ocheckbox[i].value = = 5)
{
Ocheckbox[i].checked = true;
}else{
ocheckbox[i].checked = false;
}
}
}
function fun2 () {
Radio Box Setting value
var Oradio = document.getelementsbyname ("Radio1");
for (Var i=0;i<oradio.length;i++)
{
if (Oradio[i].value = = 3)
{
Oradio[i].checked = true;
Break
}
}
}
function Fun3 () {
Drop-down box setting value
var oselect = document.getElementById ("Select1");
Oselect.value = 2;
}
function sub () {
check box to get the value
var oCheckBox = document.getelementsbyname ("CheckBox1");
var arr = [];
var index = 0;
for (Var i=0;i<ocheckbox.length;i++)
{
if (ocheckbox[i].checked)
{
arr[index++] = Ocheckbox[i].value;
}
}
Alert ("check box:" +arr.tostring ());
The radio box gets the value
var Oradio = document.getelementsbyname ("Radio1");
var rvalue = 0;
for (Var i=0;i<oradio.length;i++)
{
if (oradio[i].checked)
{
Rvalue = Oradio[i].value;
Break
}
}
Alert ("Radio box:" +rvalue);
var oselect = document.getElementById ("Select1");
Alert ("Drop-down box:" +oselect.value);
}
</script>
</body>
2. JQuery Method:
<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<script type= "Text/javascript" src= "Jquery-1.4.2.min.js" ></script>
<body>
check box:
<input type= "checkbox" Name= "CheckBox1" value= "1" checked/>1
<input type= "checkbox" Name= "CheckBox1" value= "2"/>2
<input type= "checkbox" Name= "CheckBox1" value= "3" checked/>3
<input type= "checkbox" Name= "CheckBox1" value= "4"/>4
<input type= "checkbox" Name= "CheckBox1" value= "5"/>5
<br/>
Radio Box:
<input type= "Radio" id= "Radio1" name= "Radio1" value= "1" checked>1
<input type= "Radio" id= "Radio1" name= "Radio1" value= "2" >2
<input type= "Radio" id= "Radio1" name= "Radio1" value= "3" >3
<br/>
Drop-down box:
<select id= "Select1" >
<option value= "1" >1</option>
<option value= "2" >2</option>
<option value= "3" >3</option>
</select>
<br/>
<button onclick= "Sub ();" > Submit </button><br/>
<button onclick= "fun1 (); > select 4,5 check box </button><br/>
<button onclick= "fun2 (); > select 3 Radio Box </button><br/>
<button onclick= "Fun3 (); > select 2 Radio Box </button><br/>
<script type= "Text/javascript" >
$ (document). Ready (function () {
});
function Fun1 () {
check box setting value
var oCheckBox = $ ("input[name=checkbox1]");
var arr = [];
var index = 0;
for (Var i=0;i<ocheckbox.length;i++)
{
if (Ocheckbox[i].value = = 4 | | ocheckbox[i].value = = 5)
{
Ocheckbox[i].checked = true;
}else{
ocheckbox[i].checked = false;
}
}
}
function fun2 () {
Radio Box Setting value
var Oradio = $ ("input[name=radio1]");
for (Var i=0;i<oradio.length;i++)
{
if (Oradio[i].value = = 3)
{
Oradio[i].checked = true;
Break
}
}
}
function Fun3 () {
Drop-down box setting value
var oselect = $ ("#select1");
Oselect.val (2);
}
function sub () {
check box to get the value
var oCheckBox = $ ("input[name=checkbox1]");
var arr = [];
var index = 0;
for (Var i=0;i<ocheckbox.length;i++)
{
if (ocheckbox[i].checked)
{
arr[index++] = Ocheckbox[i].value;
}
}
Alert ("check box:" +arr.tostring ());
The radio box gets the value
var oradio =$ ("input[name=radio1]");
var rvalue = 0;
for (Var i=0;i<oradio.length;i++)
{
if (oradio[i].checked)
{
Rvalue = Oradio[i].value;
Break
}
}
Alert ("Radio box:" +rvalue);
var oselect = $ ("#select1");
Alert ("Drop-down box:" +oselect.val ());
}
</script>
</body>
JavaScript gets the value of Select,checkbox,radio
