grep for strings
x <- "abcdefghijkl" ?regexpr
starting httpd help server ... done
regexpr('cd', x)
[1] 3 attr(,"match.length") [1] 2
On Sat, Dec 4, 2010 at 9:34 PM, Santosh Srinivas
<santosh.srinivas at gmail.com> wrote:
I am trying to find the function where I can search for a pattern in a text string (I thought I could use grep for this but no :().
x
[1] "abcdefghijkl" I want to find the positions (i.e. equivalent of nchar) for "cd" and in case there are multiple hits .. then the results as a array Thank you.
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