js时间戳转换时间格式

function getLocalTime(time){
if(time > 0){
var dateStr = new Date(time * 1000);
var str = "" + dateStr.getFullYear() + "-";
var m = dateStr.getMonth();
m = m < 10 ? "0" + m : m;
str += m +"-";
var d = dateStr.getDate();
d = d < 10 ? "0" + d : d;
str += d +" "; var H = dateStr.getHours();
H = H < 10 ? "0" + H : H;
str += H+":";
var i = dateStr.getMinutes();
i = i < 10 ? "0" + i : i;
str += i+":";
var s = dateStr.getSeconds();
s = s < 10 ? "0" + s : s;
str += s;
return str;
}else{
return '末知时间';
}
}