vue获取日期部分

//获取日期

function GetSysDate(timestamp) {
  var Y, m, d,  sresult;
  if (timestamp) {
    var date = new Date(timestamp);
  } else {
    var date = new Date();
  };
  Y = date.getFullYear(),
    m = date.getMonth() + 1,
    d = date.getDate();

  if (m < 10) {
    m = '0' + m;
  }
  if (d < 10) {
    d = '0' + d;
  }
  
  sresult = Y + '-' + m + '-' + d ;
  // console.log(sresult);
  return sresult;
}

//格式化时间戳(返回：2017-10-21 13:18:25)

function formatTime(timestamp) {
  var Y, m, d, H, i, s, sresult;
  if (timestamp) {
    var date = new Date(timestamp);
  } else {
    var date = new Date();
  };
  Y = date.getFullYear(),
    m = date.getMonth() + 1,
    d = date.getDate(),
    H = date.getHours(),
    i = date.getMinutes(),
    s = date.getSeconds();
  if (m < 10) {
    m = '0' + m;
  }
  if (d < 10) {
    d = '0' + d;
  }
  if (H < 10) {
    H = '0' + H;
  }
  if (i < 10) {
    i = '0' + i;
  }
  if (s < 10) {
    s = '0' + s;
  }
  sresult = Y + '-' + m + '-' + d + ' ' + H + ':' + i + ':' + s;
  // console.log(sresult);
  return sresult;
}