<body>
<input type="text" id="gettime" name="">
<input type="button" value="转化" id="btn">
</body>
<script type="text/javascript">
function fTime(thetime) {
var date = new Date(thetime*1000);
return date.getFullYear()+"年"+(date.getMonth()+1)+"月"+date.getDate()+"日";
}
var btn = document.getElementById("btn");
btn.onclick=function() {
var gettime = document.getElementById("gettime").value;
var a = fTime(gettime);
alert(a);
}
</script>