Java 8 LocalDate.plusMonths增加了几天和几个月 [英] Java 8 LocalDate.plusMonths is adding to days and months
问题描述
在向LocalDate添加数月时,我遇到了奇怪的格式问题.这是Scala代码和输出:
I'm getting strange formatting issue when adding months to a LocalDate. Here is the Scala code and output:
val virtualToday: LocalDate = LocalDate.parse("2015-01-01")
val eightDaysFromToday: LocalDate = virtualToday.plusDays(8)
val sixMonthsFromToday: LocalDate = virtualToday.plusMonths(6)
println("virtualToday " + virtualToday)
println("eightDaysFromToday " + eightDaysFromToday)
println("sixMonthsFromToday " + sixMonthsFromToday)
println(
"virtualToday with formatting " + virtualToday
.format(DateTimeFormatter.ofPattern("D MMMM Y"))
)
println(
"eightDaysFromToday with formatting " + eightDaysFromToday
.format(DateTimeFormatter.ofPattern("D MMMM Y"))
)
println(
"sixMonthsFromToday with formatting " + sixMonthsFromToday
.format(DateTimeFormatter.ofPattern("D MMMM Y"))
)
这是输出:
virtualToday 2015年1月1日
threeDaysFromToday 2015年1月9日
sixMonthsFromToday 2015-07-01
virtualToday 2015-01-01
eightDaysFromToday 2015-01-09
sixMonthsFromToday 2015-07-01
virtualToday,格式为2015年1月1日
threeDaysFromToday,格式为2015年1月9日
sixMonthsFromToday,格式为182 2015年7月
virtualToday with formatting 1 January 2015
eightDaysFromToday with formatting 9 January 2015
sixMonthsFromToday with formatting 182 July 2015
如您所见,它在一个月中正确添加了6个月,但在日期中也添加了6个月.如何获取格式为sixMonthsFromToday的日期为2015年7月1日?
As you can see it is correctly adding 6 months to the month but it's also adding 6 months to the days too. How do I get the formatted sixMonthsFromToday date as 1 July 2015?
推荐答案
Check out DateTimeFormatter
. The D
is for day-of-year. If you want day-of-month use d
.
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