JQ checkbox 全選 反選獲取值
阿新 • • 發佈：2019-01-23
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script type="text/javascript" src="js/jquery-2.1.4.min.js"></script>
</head>
<body>
<form name="myform" action="#" method="post">
<input class="select" type="checkbox" name="check[]" value="1" "/>1<p/>
<input class="select" type="checkbox" name="check[]" value="2" "/>2<p/>
<input class="select" type="checkbox" name="check[]" value="3" "/>3<p/>
<input class="select" type="checkbox" name="check[]" value="4" "/>4<p/>
<input class="select" type="checkbox" name="check[]" value="5" "/>5<p/>
<input type="checkbox" id="selectall"/>全選
<input type="checkbox" id="selectanone"/>全不選
<input type="checkbox" id="selectfan"/>反選<p/>
<input type="submit" name="submit"></button>
</form>
<div></div>
<script type="text/javascript">
$(document).ready(function(){
//全選
$("#selectall").click(function () {
if(this.checked==true){
$(".select").attr("checked", true);
}else{
$(".select").attr("checked", false);
};
});
//全不選
$("#selectanone").click(function () {
$(".select").attr("checked", false);
});
//反選
$("#selectfan").click(function () {
$(".select").each(function () {
this.checked=!this.checked;
});
});
//獲取值
$("input[type='submit']").click(function(){
var checkvalue=[];
$(".select:checked").each(function(){
checkvalue.push($(this).val());
});
alert(checkvalue);
// $("div").html(checkvalue);
});
});
</script>
</body>
</html>;
<html>
<head>
<meta charset="utf-8">
<title></title>
<script type="text/javascript" src="js/jquery-2.1.4.min.js"></script>
</head>
<body>
<form name="myform" action="#" method="post">
<input class="select" type="checkbox" name="check[]" value="1" "/>1<p/>
<input class="select" type="checkbox" name="check[]" value="2" "/>2<p/>
<input class="select" type="checkbox" name="check[]" value="3" "/>3<p/>
<input class="select" type="checkbox" name="check[]" value="4" "/>4<p/>
<input class="select" type="checkbox" name="check[]" value="5" "/>5<p/>
<input type="checkbox" id="selectall"/>全選
<input type="checkbox" id="selectanone"/>全不選
<input type="checkbox" id="selectfan"/>反選<p/>
<input type="submit" name="submit"></button>
</form>
<div></div>
<script type="text/javascript">
$(document).ready(function(){
//全選
$("#selectall").click(function () {
if(this.checked==true){
$(".select").attr("checked", true);
}else{
$(".select").attr("checked", false);
};
});
//全不選
$("#selectanone").click(function () {
$(".select").attr("checked", false);
});
//反選
$("#selectfan").click(function () {
$(".select").each(function () {
this.checked=!this.checked;
});
});
//獲取值
$("input[type='submit']").click(function(){
var checkvalue=[];
$(".select:checked").each(function(){
checkvalue.push($(this).val());
});
alert(checkvalue);
// $("div").html(checkvalue);
});
});
</script>
</body>
</html>;