JS日期相加
?function addDate(type,NumDay,dtDate)
? {
???? var date = new Date(dtDate)
???? type = parseInt(type) //類(lèi)型?
???? var lIntval = parseInt(NumDay)//間隔
???? switch(type){
???????? case 6 ://年
???????? date.setYear(date.getYear() + lIntval)
???????? break;
???????? case 7 ://季度
???????? date.setMonth(date.getMonth() + (lIntval * 3) )
???????? break;
???????? case 5 ://月
???????? date.setMonth(date.getMonth() + lIntval)
???????? break;
???????? case 4 ://天
???????? date.setDate(date.getDate() + lIntval)
???????? break
???????? case 3 ://時(shí)
???????? date.setHours(date.getHours() + lIntval)
???????? break
???????? case 2 ://分
???????? date.setMinutes(date.getMinutes() + lIntval)
???????? break
???????? case 1 ://秒
???????? date.setSeconds(date.getSeconds() + lIntval)
???????? break;
???????? default:
????????????
?}
???????? return date.getYear() +'-' +? (date.getMonth()+1) + '-' +date.getDate()+ ' '+??? date.getHours()+':'+date.getMinutes()+':'+date.getSeconds()
? }
alert(addDate("4",1,"2009/5/31 00:00:00"))
轉(zhuǎn)載于:https://www.cnblogs.com/hanwater/archive/2009/05/31/1492705.html
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