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/*
@desc：時間日期函數集合
@author [Lee] <[<complet@163.com>]>
*/
function datetime(){
/*
@desc：內部方法，不足10補0
@param input 傳入數值
@return ret 轉換后的數值
*/
this.parsetime = function(input){
var ret
if(input >= 0 && input < 10){
ret = '0'+input
}else{
ret = input
}
return ret
}
/*
@desc：時間綴轉時間
@param time 時間綴，10位
@return ret 時間，格式為：2018-01-01 00:00:00
*/ this.timetostr = function(time){
var time = (time)?(time):(Math.round(new Date().getTime()/1000))
var date = new Date(time*1000)
var year = this.parsetime(date.getFullYear())
var month = this.parsetime(date.getMonth()+1)
var day = this.parsetime(date.getDate())
var hour = this.parsetime(date.getHours())
var minute = this.parsetime(date.getMinutes())
var second = this.parsetime(date.getSeconds())
var ret = year+'-'+month+'-'+day+' '+hour+':'+minute+':'+second
return ret
}
/*
@desc：時間轉時間綴
@param str 時間字符串
@return time 時間綴
*/
this.strtotime = function(str){
var date = new Date(str)
var year = this.parsetime(date.getFullYear())
if(/^\d{4}(-\d{2}(-\d{2})?)?\s\d{2}:\d{2}(:)?(\d{2})?$/.test(str)){
var month = this.parsetime(date.getMonth()+1)
var day = this.parsetime(date.getDate())
var hour = this.parsetime(date.getHours())
var minute = this.parsetime(date.getMinutes())
var second = this.parsetime(date.getSeconds())
}else{
var month = this.parsetime(date.getUTCMonth()+1)
var day = this.parsetime(date.getUTCDate())
var hour = this.parsetime(date.getUTCHours())
var minute = this.parsetime(date.getUTCMinutes())
var second = this.parsetime(date.getUTCSeconds())
}
str = year+'-'+month+'-'+day+' '+hour+':'+minute+':'+second
date = new Date(str)
var time = date.getTime().toString()
time = time.slice(0,10)
return time
}
/*
@desc：求時間差
@param sstr 開始時間，字符串
@param estr 結束時間，字符串
@return ret 時間差，單位：秒
*/
this.timediff = function(sstr,estr){
var stime = this.strtotime(sstr)
var etime = this.strtotime(estr)
var ret = etime - stime
return ret
}
/*
@desc：時間相加函數
@param dur 差數，如：-1year +2month
@param time 時間，1、時間綴；2、時間字符串
@return ret 得出的時間，格式為：2018-01-01 00:00:00
*/
this.dateadd = function(dur,time = false){
var test_year = /(-)?\d+(\s)?year(s)?/.exec(dur)
var test_month = /(-)?\d+(\s)?month(s)?/.exec(dur)
var test_day = /(-)?\d+(\s)?day(s)?/.exec(dur)
var test_hour = /(-)?\d+(\s)?hour(s)?/.exec(dur)
var test_minute = /(-)?\d+(\s)?minute(s)?/.exec(dur)
var test_second = /(-)?\d+(\s)?second(s)?/.exec(dur)
test_year = (!test_year)?0:parseInt(test_year[0])
test_month = (!test_month)?0:parseInt(test_month[0])
test_day = (!test_day)?0:parseInt(test_day[0])
test_hour = (!test_hour)?0:parseInt(test_hour[0])
test_minute = (!test_minute)?0:parseInt(test_minute[0])
test_second = (!test_second)?0:parseInt(test_second[0])
var outtime
if(time){
if(((typeof(time)=='string') || (time instanceof String)) && (/^\d{4}(-\d{2}(-\d{2})?)?(\s)?(\d{2})?(:)?(\d{2})?(:)?(\d{2})?$/.test(time))){
outtime = new Date(time)
outtime.setFullYear(parseInt(outtime.getFullYear()) + test_year)
outtime.setMonth(parseInt(outtime.getMonth()) + test_month)
outtime.setDate(parseInt(outtime.getDate()) + test_day)
outtime.setHours(parseInt(outtime.getHours()) + test_hour)
outtime.setMinutes(parseInt(outtime.getMinutes()) + test_minute)
outtime.setSeconds(parseInt(outtime.getSeconds()) + test_second)
var month = this.parsetime(parseInt(outtime.getUTCMonth())+1)
var date = this.parsetime(parseInt(outtime.getUTCDate()))
var hour = this.parsetime(parseInt(outtime.getUTCHours()))
var minute = this.parsetime(parseInt(outtime.getUTCMinutes()))
var second = this.parsetime(parseInt(outtime.getUTCSeconds()))
}else{
outtime = new Date(time*1000)
outtime.setFullYear(parseInt(outtime.getFullYear()) + test_year)
outtime.setMonth(parseInt(outtime.getMonth()) + test_month)
outtime.setDate(parseInt(outtime.getDate()) + test_day)
outtime.setHours(parseInt(outtime.getHours()) + test_hour)
outtime.setMinutes(parseInt(outtime.getMinutes()) + test_minute)
outtime.setSeconds(parseInt(outtime.getSeconds()) + test_second)
var month = this.parsetime(parseInt(outtime.getMonth())+1)
var date = this.parsetime(parseInt(outtime.getDate()))
var hour = this.parsetime(parseInt(outtime.getHours()))
var minute = this.parsetime(parseInt(outtime.getMinutes()))
var second = this.parsetime(parseInt(outtime.getSeconds()))
}
}else{
outtime = new Date()
outtime.setFullYear(parseInt(outtime.getFullYear()) + test_year)
outtime.setMonth(parseInt(outtime.getMonth()) + test_month)
outtime.setDate(parseInt(outtime.getDate()) + test_day)
outtime.setHours(parseInt(outtime.getHours()) + test_hour)
outtime.setMinutes(parseInt(outtime.getMinutes()) + test_minute)
outtime.setSeconds(parseInt(outtime.getSeconds()) + test_second)
var month = this.parsetime(parseInt(outtime.getMonth())+1)
var date = this.parsetime(parseInt(outtime.getDate()))
var hour = this.parsetime(parseInt(outtime.getHours()))
var minute = this.parsetime(parseInt(outtime.getMinutes()))
var second = this.parsetime(parseInt(outtime.getSeconds()))
}
var year = outtime.getFullYear()
var ret = year+'-'+month+'-'+date+' '+hour+':'+minute+':'+second
return ret
}
/*
@desc：求出當年/月/日的時間
@param time 傳入時間，格式為：2018|2018-01|2018-01-01
@return ret stime:開始時間綴，etime:結束時間綴
*/
this.timeswitch = function(time){
if(/^\d{4}$/.test(time)){ // 年
var stime = this.strtotime(time)
var etime = this.strtotime(this.dateadd('+1year',time))
}else if(/^\d{4}-{1}\d{1,2}$/.test(time)){ // 月
var stime = this.strtotime(time)
var etime = this.strtotime(this.dateadd('+1month',time))
}else if(/^\d{4}-{1}\d{1,2}-{1}\d{1,2}$/.test(time)){ // 日
var stime = this.strtotime(time)
var etime = this.strtotime(this.dateadd('+1day',time))
}else{ // 格式錯誤
return false;
}
var ret = {
stime:stime,
etime:etime
}
return ret
}
/*
@desc：時間友好顯示函數
@param stamp 時間綴，10位
@return ret 轉換后的時間顯示
*/
this.timefriend = function(stamp){
if(!stamp){
return '—';
}
var date = new Date(stamp*1000)
var time = Math.round(new Date().getTime()/1000)
diff = time - stamp
if(diff<0){
return '—';
}else if(diff<60){
return diff+'秒前'
}else if(diff<3600){
return Math.floor(diff/60)+'分鐘前'
}else if(diff<86400){
return Math.floor(diff/3600)+'小時前'
}else if(diff<259200){
return Math.floor(diff/86400)+'天前'
}else{
var year = this.parsetime(date.getFullYear())
var month = this.parsetime(date.getMonth()+1)
var day = this.parsetime(date.getDate())
var hour = this.parsetime(date.getHours())
var minute = this.parsetime(date.getMinutes())
var second = this.parsetime(date.getSeconds())
var ret = year+'-'+month+'-'+day+' '+hour+':'+minute+':'+second
return ret
}
}
}var datetime = new datetime()
var ret1 = datetime.timetostr(1528593779)
var ret2 = datetime.strtotime('2018')
var ret3 = datetime.timediff('2017','2018-06')
var ret4 = datetime.dateadd('-1year','2018')
var ret5 = datetime.timeswitch('2018-06')
var ret6 = datetime.timefriend(1528593779)
console.log(ret1)
console.log(ret2)
console.log(ret3)
console.log(ret4)
console.log(ret5)
console.log(ret6)2018-06-10 09:22:59
1514736000
44582400
2017-01-01 00:00:00
{ stime: '1527782400', etime: '1530374400' }
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