js -- 时间转年月日

    /*** 时间转年月日* @param sdate 开始的时间* @param edate 结束的时间* @returns {*}*/function day2ymrStr2(sdate, edate) {var day2ymrStr = "";var date1 = new Date(edate);var date2 = new Date(sdate);var y = 0, m = 0, d = 0;var y1 = date1.getFullYear();var m1 = date1.getMonth();var d1 = date1.getDate();var y2 = date2.getFullYear();var m2 = date2.getMonth();var d2 = date2.getDate();if (d2 > d1) {m1 = m1 - 1;d1 = d1 + 30;//这里每个月按30天计算,也可以根据月份计算天数
        }if (m2 > m1) {y1 = y1 - 1;m1 = m1 + 12;}d = (d1 - d2) + 1;m = m1 - m2;y = Math.abs(y1 - y2);if (y != 0) day2ymrStr += y + "年";if (m != 0) day2ymrStr += m + "个月";if (d != 0) day2ymrStr += d + "天";if (isNaN(d) || isNaN(m) || isNaN(y)) {return 0 + "天";}return day2ymrStr;}// 举个栗子:

console.info(day2ymrStr2("2017-10-22","2017-10-23"));// 结果: 2天