Date.prototype.format = function(format) { //author: meizz

  let o = {

    "M+": this.getMonth() + , //月份

    "d+": this.getDate(), //日

    "H+": this.getHours(), //小时

    "m+": this.getMinutes(), //分

    "s+": this.getSeconds(), //秒

    "q+": Math.floor((this.getMonth() + ) / ), //季度

    "f+": this.getMilliseconds() //毫秒

  };

  if (/(y+)/.test(format))

    format = format.replace(RegExp.$, (this.getFullYear() + "").substr( - RegExp.$.length));

  for (let k in o)

    if (new RegExp("(" + k + ")").test(format))

      format = format.replace(RegExp.$, (RegExp.$.length == ) ? (o[k]) : (("" + o[k]).substr(("" + o[k]).length)));

  return format;

};

var d=new Date();

d.format('yyyy/MM/dd HH:mm');

//"2016/11/25 10:01"