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JQUERY点击复选框给INPUT赋值
体验效果:http://keleyi.com/keleyi/phtml/jqtexiao/31.htm


代码如下:
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>JQUERY点击复选框给INPUT赋值-柯乐义</title><base target="_blank" />
<style type="text/css">
* {
margin: 0;
padding: 0;
list-style-type: none;
}

a, img {
border: 0;
text-decoration: none;
}

body {
font: 12px/180% Arial, Helvetica, sans-serif, "新宋体";
}

table {
empty-cells: show;
border-collapse: collapse;
border-spacing: 0;
}
/* tablist */
.tablist {
width: 400px;
border: solid 8px #ddd;
margin: 40px auto;
}

.tablist td {
line-height: 24px;
border-bottom: solid 1px #ddd;
text-align: left;
padding: 10px;
}

.tablist td input {
line-height: 20px;
margin-left: 5px;
}
.tablist td .txtValue

{
padding: 3px 0;
width: 180px;
}
</style>

</head>
<body>
<div><a href="http://keleyi.com">首页</a> <a href="http://keleyi.com/a/bjae/du3d362n.htm">原文</a> <a href="http://keleyi.com/keleyi/phtml/">特效</a></div>
<table cellpadding="0" cellspacing="0" class="tablist">
<tr>
<td><input class="txtValue" type="text" name="keleyi" value="" />&nbsp;&nbsp;<input type="checkbox" data-type="checkall" />全选</td>
</tr>
<tr>
<td>
<input type="checkbox" name="keleyi" data-type="checkbox" data-value="张三" value="1" />张三
<input type="checkbox" name="keleyi" data-type="checkbox" data-value="李四" value="2" />李四
<input type="checkbox" name="keleyi" data-type="checkbox" data-value="柯乐义" value="3" />柯乐义
<input type="checkbox" name="keleyi" data-type="checkbox" data-value="赵六" value="4" />赵六
</td>
</tr>
</table>
<script type="text/javascript" src="http://keleyi.com/keleyi/pmedia/jquery/jquery-1.11.2.min.js"></script>
<script type="text/javascript">
$(function(){
$('[data-type="checkbox"]').click(function(){
var data_value = $(this).attr('data-value'),
txtalso = $.trim($(".txtValue").val());
if($(this).prop("checked")) {
if(txtalso.length > 0) {
if(txtalso.indexOf(data_value+',') != -1) {
return ;
} else {
txtalso += data_value + ',';
}
} else {
txtalso = data_value+',';
}
} else {
if(txtalso.indexOf(data_value+',') != -1) {
txtalso = txtalso.replace(data_value+',', '');
}
}
$(".txtValue").val(txtalso);
});
$('[data-type="checkall"]').click(function(){
var str = '';
if($(this).prop("checked")) {
$.each($('[data-type="checkbox"]'), function(i){
str += $(this).attr('data-value') + ',';
});
$('[data-type="checkbox"]').prop('checked', true);
} else {
$('[data-type="checkbox"]').prop('checked', false);
}
$(".txtValue").val(str);
});
});
</script>

</body>
</html>
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