Convert a date vector into Julian day in R

Question

I have a column of dates in the format: 16Jun10 and I would like to extract the Julian day. I have various years.

I have tried the functions julian and mdy.date an

Answer 1

Similarly:

require(lubridate)
x = as.Date('2010-06-10')
yday(x)

[1] 161

Also note, using lubridate:

> dmy('16Jun10')
[1] "2010-06-16 UTC"