On Jun 8, 2014, at 1:46 PM, Duncan Murdoch wrote:
> On 08/06/2014, 4:30 PM, Alexsandro Cândido de Oliveira Silva wrote:
>> Hi,
>>
>> I have a string something like that:
>>
>> nw.str <- "[D][A|D][T|A:D][C|T]"
>>
>> And I need to split it in this way:
>>
>> "[D]" "[A|D]" "[T|A:D]" "[C|T]"
>
> You could probably use lookahead and lookbehind Perl regular
> expressions, but this might be easier:
>
> readLines(textConnection(gsub("\\]\\[", "]\n[", nw.str)))
>
> This just inserts a newline between each pair of brackets, and then
> reads the resulting string.
Same idea with scan() using space as separator:
scan(what="", text=gsub("\\]\\[", "\\] \\[", nw.str))
--
David Winsemius
Alameda, CA, USA
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