react-native-swrefresh-hm/lib/Tools.js

react native pull refresh push loadMore scrollView,listView下拉刷新下拉加载控件,支持自定义，简单好用

/**
 * Created by sww on 2016/10/22.
 */

/**
 * 时间转换
 * @param dateTime
 * @param fmt
 * @returns {*|string}
 */
export default dateFormat = function(dateTime, fmt) {
  var date = new Date(dateTime);
  fmt = fmt || 'yyyy-MM-dd';
  var o = {
    "M+": date.getMonth() + 1, //月份
    "d+": date.getDate(), //日
    "h+": date.getHours(), //小时
    "m+": date.getMinutes(), //分
    "s+": date.getSeconds(), //秒
    "q+": Math.floor((date.getMonth() + 3) / 3), //季度
    "S": date.getMilliseconds() //毫秒
  };
  if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
  for (var k in o)
    if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
  return fmt;
}