<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>例子</title>
<meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
</head>
<body>
<style>
/*#tijiao{
margin-top: 20rem;
}*/
</style>
<div id="container">
<!--<input type="text" name="gameNum" id="gameNum" />-->
</div>
<!--<button id="tijiao">测试</button>-->
<script src="js/jquery-2.2.1.min.js"></script>
<script type="text/javascript">
function addInput(fn){
var html='<input type="text" name="gameNum" id="gameNum" />'
$("#container").append(html)
fn(html)
}
addInput(function(html){
$("#"+$(html).attr("id")).focus()
})
/*$("#tijiao").click(function(){
$("#container").children().remove();
addInput(function(html){
$(html).attr("id").focus()
})
})*/
</script>
</body>
</html>