export const timeChange = (dateString, formdate) => {
    if (dateString == null || dateString == '') {
        return '';
    }
    // new Date('');传入毫秒数,也可以得到普通的时间,再对date处理
    var date = new Date(parseInt(dateString));
    //获取年份,月份,天数,小时数,分钟数,小于10的显示01-09
    var year = date.getFullYear();
    var month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth() + 1) : date.getMonth() + 1;
    var currentDate = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
    var hours = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
    var minutes = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
    if (formdate == null || formdate == "yyyy-mm-dd HH:mm") {
        return year + "-" + month + "-" + currentDate + " " + hours + ":" + minutes;
    } else if (formdate == "yyyy-mm-dd") {
        return year + "-" + month + "-" + currentDate;
    } else if (formdate == "yyyy-mm") {
        return year + month;
    } else if (formdate == "mm-dd") {
        return month + "-" + currentDate;
    } else if (formdate == "HH:mm") {
        return hours + ":" + minutes;
    } else {
        return "";
    }
}