<!DOCTYPE html>
<html>
<head>
<title></title>
<meta charset="utf-8">
<script type="text/javascript" src='http:cdn.bootcss.com/jquery/3.1.1/jquery.min.js'></script>
</head>
<body>
<form>
<input type="checkbox" class="all"> 全选
<input type="checkbox" class="reverse"> 反选
<input type="checkbox" value="1" class="sub"> 1
<input type="checkbox" value="2" class="sub"> 2
<input type="checkbox" value="3" class="sub"> 3
<input type="checkbox" value="4" class="sub"> 4
<input type="button" value="click">
<input type="reset">
</form>
<script type="text/javascript">
$(function() {
$('.all').on('click', function(e) {
var isChecked = $(this).prop("checked");
$(".sub").prop("checked", isChecked);
})
$('.reverse').on('click', function(e) {
$(".sub").each(function(index, ele) {
var checked = $(ele).is(':checked') ? '' : 'checked'
$(ele).prop("checked", checked);
})
})
$('.sub').on('click', function(e) {
var checked = ($('.sub').length == $('.sub:checked').length ? 'checked' : '')
$('.all').prop('checked', checked)
})
$("input[type='button']").bind('click',function(){
var obj = $('.sub').map(function(index,ele){
return $(ele).val()
})
var arr = Array.prototype.slice.call(obj)
alert(JSON.stringify(arr))
})
})
</script>
</body>
</html>