input check 状态选择代码实现
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<p>
<input class="inp" type="checkbox" checked="checked" name="chk">
<input type="text" class="ino">
</p>
<script src="https://cdn.static.runoob.com/libs/jquery/1.10.2/jquery.min.js"></script>
<script>
$(function(){
$('.inp').click(function(){
if($('input[name="chk"]').prop("checked"))
{
$('.ino').show();
}
else
$('.ino').hide();
});
})
</script>
</body>
</html>