基于jquery 全选、反选、各行换色、单击行选中事件实现代码
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<script language="javascript">
$(document).ready(function(){
//各行换色
$('table tr:odd').addClass('tr_odd'); //奇数行
$('table tr:even').addClass('tr_even'); //偶数行
//单击行选中是事件
$("tr").bind("click",function(){
if( $(this).hasClass('selected') ){
$(this).removeClass('selected')
.find(":checkbox").attr("checked",false);
}else{
$(this).addClass('selected')
.find(":checkbox").attr("checked",true);
}
})
//全选事件
$("#selectAll").click(function(){
$(":checkbox").attr("checked","checked");
});
//反选事件
$("#unSelect").click(function(){
var checkbox=$(":checkbox");
for(var i=0;i<checkbox.length;i++){
checkbox[i].checked=!checkbox[i].checked;
}
});
//取消事件
$("#cancelSelect").click(function(){
$(":checkbox").removeAttr("checked");
});
});
<body>
<input type="button" value="全选" id="selectAll">
<input type="button" value="反选" id="unSelect">
<input type="button" value="取消" id="cancelSelect">
<table width="200" border="1">
<tr>
<td>cxv</td>
<td>zxcv</td>
<td>zxcv</td>
</tr>
<tr>
<td><form id="form1" name="form1" method="post" action="">
<label>
<input type="checkbox" name="checkbox" value="checkbox" />
</label>
</form> </td>
<td>zxcv</td>
<td>gfh</td>
</tr>
<tr>
<td><form id="form2" name="form2" method="post" action="">
<label>
<input type="checkbox" name="checkbox2" value="checkbox" />
</label>
</form> </td>
<td>fhg</td>
<td>ghj</td>
</tr>
<tr>
<td><form id="form3" name="form3" method="post" action="">
<label>
<input type="checkbox" name="checkbox3" value="checkbox" />
</label>
</form> </td>
<td>dfg</td>
<td>fgh</td>
</tr>
</table>
</body>
</html>
<script language="JavaScript" type="text/javascript">
function Checkbox1() {
var o=new Array()
var j=0
var obj=document.form1.getElementsByTagName("INPUT")
for (var i=0;i<=obj.length-1;i++){
if (obj[i].checked){o[j]=obj[i].value;j++}
}
alert(o);
}
</script>
<form name="form1">
<input name="ID" type="checkbox" value="1">
<input name="ID" type="checkbox" value="2">
<input name="ID" type="checkbox" value="3">
<input type="button" onclick="Checkbox1();" value="提交">
</form>
<script>
function Checkbox1(form){
var checks = form.ID;
for(i=0; i<checks.length; i++){
var obj = checks[i];
if(obj.checked == true){
alert(obj.value);
}
}
}
</script>
<form name="form1">
<input name="ID" type="checkbox" value="1">
<input name="ID" type="checkbox" value="2">
<input name="ID" type="checkbox" value="3">
<input type="button" onclick="Checkbox1(this.form)" value="提交">
</form>
