javascript 中实现text 值每秒加1

JavaScript014

javascript 中实现text 值每秒加1,第1张

var k = setInterval(function () { document.getElementById("text").value+=1 }, 1000)

     //加够了后利用这个停止

     //window.clearInterval(k)

<html>

<head>

<title>reduce</title>

<script type="text/javascript" src="jquery.js"></script>

<script type="text/javascript">

$(function (){

reduceTime()

})

function reduceTime() {

var reduce = $("#tt").html()

if(reduce == 0){

return

}else{

$("#tt").html(--reduce)

setTimeout(reduceTime,1000)

}

}

</script>

</head>

<body>

<span id="tt">6</span>

</body>

</html>