JavaScript擷取目前時間函數封裝

function getNowDate() {
    var str = "";
    var weekList = ["日", "一", "二", "三", "四", "五", "六"];
    var date = new Date();
    var year = date.getFullYear();
    var month = date.getMonth() + 1;
    var day = date.getDate();
    var week = date.getDay();
    var hours = date.getHours();
    var minutes = date.getMinutes();
    var seconds = date.getSeconds();

    month = month > 9 ? month : "0" + month;
    day = day > 9 ? day : "0" + day;
    seconds = seconds > 9 ? seconds : "0" + seconds;
    minutes = minutes > 9 ? minutes : "0" + minutes;
    hours = hours > 9 ? hours : "0" + hours;
    str += year + "年" + month + "月" + day + "日" + "星期" + weekList[week] + hours + ":" + minutes + ":" + seconds;
    return str;
}