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Message-ID: <CACxE24kEF79fMbDD2swBAXn79AjvD+yFFmzfbUBf+fV1b6mLXQ@mail.gmail.com>
Date: 2011-10-12T05:20:25Z
From: Erin Hodgess
Subject: strsplit question

Dear R People:

I have the following set of data
> Block[1:5]
[1] "5600-5699" "6100-6199" "9700-9799" "9400-9499" "8300-8399"

and I want to split at the -

> strsplit(Block[1:5],"-")
[[1]]
[1] "5600" "5699"

[[2]]
[1] "6100" "6199"

[[3]]
[1] "9700" "9799"

[[4]]
[1] "9400" "9499"

[[5]]
[1] "8300" "8399"

>

What is the best way to extract the pieces that are to the left of the
dash, please?

Thanks,
Erin


-- 
Erin Hodgess
Associate Professor
Department of Computer and Mathematical Sciences
University of Houston - Downtown
mailto: erinm.hodgess at gmail.com