日期类

function changeDate(time){
    if(!!time){
        let getTime = parseInt(time) * 1000;
        let date = new Date(getTime);
        let year = date.getFullYear();
        let month = parseInt(date.getMonth()) + 1;
        if(month < 10){
                month = "0" + month;
        }
        let day = date.getDate();
        if(day < 10){
                day = "0" + day;
        }
        let hours = date.getHours();
        if(hours < 10){
                hours = "0" + hours;
        }
        let minutes = date.getMinutes();
        if(minutes < 10){
                minutes = "0" + minutes;
        }
        let seconds = date.getSeconds();
        if(seconds < 10){
                seconds = "0" + seconds;
        }
        return year + "-" + month + "-" + day + " " + hours + ":" + minutes + ":" + seconds;
        }else{
            return ‘‘;
        }
}