返回指定时间段相同间隔数组

返回指定时间段相同间隔数组

var aaa = function IntervalDate_Arr(startStr, endStr, interval) {
    popArr = [];
    var now = new Date(startStr);
    var secondInt = (new Date(endStr) - now);
    var days = Math.abs(secondInt / 86400000);
    var freq = Math.ceil(days / interval);
    var i = 0;
    var thenDate = 0;
    while (i <= freq) {
        thenDate = new Date(now - 0 + i * interval * 86400000);
        thenDate = thenDate.getFullYear() + "-" + (thenDate.getMonth() + 1) + "-" + thenDate.getDate(); 
        popArr.push(thenDate);
        i++;
    }
    return popArr;
}
var aaa = function Interva