/**
 * 格式化时间戳 格式:yy/mm/dd hh:MM
 * @param time 时间戳
 * @returns {string} yy/mm/dd hh:MM
 */
function formatTime(time) {
    var date = new Date(time);
    var year = date.getFullYear();
    var month = date.getMonth() + 1;
    var days = date.getDate();
    var hours = date.getHours();
    var mins = date.getMinutes();
    return year + '/' + transFormat(month) + '/' + transFormat(days) + ' ' + transFormat(hours) + ':' + transFormat(mins);
}

/**
 * 补齐一位数字前面的0,使得输出美观
 * @param value
 * @returns {string}
 */
function transFormat(value) {
    return ('0' + value).slice(-2);
}

document.write(formatTime(1509019200000));

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/**
 * 格式化时间戳(f带字符串的) 格式:yy/mm/dd hh:MM
 * @param time 时间戳
 * @returns {string} yy/mm/dd hh:MM
 */
function formatTime(time,value) {
    var date = new Date(time);
    var year = date.getFullYear();
    var month = date.getMonth() + 1;
    var days = date.getDate();
    var hours = date.getHours();
    var mins = date.getMinutes();
    return value.replace(/(yy)+/i,year).replace(/mm/,transFormat(month)).replace(/dd/i,transFormat(days)).replace(/hh/i,transFormat(hours)).replace(/MM/,transFormat(mins));
}

document.write(formatTime(1509019200000,"yyyy/mm/dd hh:MM"));