jquery实现有两个复选框，要么可以选中一个，要么两个全不选。 jquery复选框打勾全选 一个不勾中 则不全选 全勾中则又...
\u5982\u4f55\u7528JQuery\u64cd\u4f5c\u4e00\u4e2a\u590d\u9009\u6846\uff0c\u6765\u5b9e\u73b0\u5176\u5b83\u590d\u9009\u6846\u7684\u5168\u9009/\u5168\u4e0d\u9009\u64cd\u4f5c$("input[name='chkSelectAll']").click(function () {
if ($(this).attr("checked")) {
$("input[name='chkSelectAll']").attr("checked", "checked");
$("input[name='chkSelect']").attr("checked", "checked");
}
else {
$("input[name='chkSelectAll']").attr("checked", null);
$("input[name='chkSelect']").attr("checked", null);
}
});
\u4f60\u7684\u8bdd\u597d\u7ed5\uff0c
\u6bd4\u5982\u4f60\u7684\u5168\u9009\u590d\u9009\u6846\u7684id\u662fchkAll\uff0c\u5176\u5b83\u7684\u5355\u9009\u6846\u5305\u542b\u5728id\u4e3amyDiv\u7684div\u91cc\u9762\u90a3\u4e48\u4ee5\u4e0b\u4ee3\u7801\u6765\u5b9e\u73b0
$('#chkAll').click(function(){ if($(this).attr('checked')){ //\u9009\u4e2d\u4e86\u5168\u9009\uff0c\u4e0b\u9762\u7684\u5168\u52fe\u4e2d $('#myDiv').find('checkbox').attr('checked',true); }else{ $('#myDiv').find('checkbox').attr('checked',false); }});$('#myDiv').find('checkbox').change(function(){ if($('#myDiv').find('checkbox').not("input:checked").size() <= 0){ //\u5982\u679c\u5176\u5b83\u7684\u590d\u9009\u6846\u5168\u90e8\u88ab\u52fe\u9009\u4e86\uff0c\u90a3\u4e48\u5168\u9009\u52fe\u4e2d $('#chkAll').attr('checked',true); }else{ $('#chkAll').attr('checked',false); }});
<html>
<head>
<title></title>
<script src="jquery-1.6.4.min.js"></script>
<script>
$(function(){
$(':text').attr('disabled','disabled');
$(':checkbox').click(function(){
var chk = $(':checkbox:checked');
if(chk.length == 1){
if(chk.attr('id')=='chk1') {$('#txt1').removeAttr('disabled');$('#txt2').attr('disabled','disabled');$('#txt1').focus();}
else {$('#txt2').removeAttr('disabled');$('#txt1').attr('disabled','disabled');$('#txt2').focus();}
}
else $(':text').attr('disabled','disabled');
})
})
</script>
</head>
<body>
<input type="checkbox" id="chk1"><input type="text" id="txt1">
<input type="checkbox" id="chk2"><input type="text" id="txt2">
</body>
</html>
判断value属性就可以了
既然有推荐答案，就不写了……
路过……
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