r - How do i find week number from an arbitrary start date in R?

Question

How do I find the week number from an arbitrary start date in R. Let's say I want my start date to be august 1st.

标签： rlubridate

Answer 1

使用lubridate，您可以执行以下操作：

interval(today(), dmy("21-08-2020"))/weeks(1)

[1] 30.42857

或从感兴趣的日期到另一个日期：

interval(dmy("21-08-2020"), dmy("21-09-2020"))/weeks(1)

[1] 4.428571