[R] Using "rep", but don't know what to put after each =
joe1985
johannes at dsr.life.ku.dk
Fri Feb 20 12:49:58 CET 2009
Hello
I have one DF (detheleny1periode), with some variables that mathes, in some
way, variables in another DF (y2).
The DF named detheleny1periode look like this (i have not included alle
variables):
CHR_NR diffdatoperiode
11377 29
11377 59
11377 78
with many different CHR_NR's.
And the other DF named y2 look like this (i have not included alle
variables):
CHR_NR variab
11377 1
11377 0
11377 1
11377 0
11377 0
11377 0
11377 1
11377 0
11377 0
11377 0
11377 0
11377 0
11377 0
again with many different CHR_NR's.
So what want is to make it look like this:
CHR_NR variab x
11377 1 29
11377 0 29
11377 1 59
11377 0 59
11377 0 59
11377 0 59
11377 1 78
11377 0 78
11377 0 78
11377 0 78
11377 0 78
11377 0 78
11377 0 78
So i thougth i could use y2$x <- rep(c(detheleny1periode$diffdatoperiode,
each= ), but my problem is that i don't what to put after "each=" because
the number of rows differs a lot between each "CHR_NR", but what i do know
is that want the detheleny1periode$diffdatoperiode repeated the times theres
is between each "1" in "variab", as I illustrated above.
Hope you can help me
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