Hi r-help-boun...@r-project.org napsal dne 19.02.2009 13:39:42:
> Hi all, > > I got one problem with comparing strings like if any string is like > > "*RIGHT, EPICARDIUM: FOCUS, GRAY-WHITE, SINGLE, APPROX 0.6 CM IN DIAMETER*." > > and i have to compare "*GRAY-WHITE*" with the above string > > or otherwise i have to compare " *TUMOR BENIGN*" this string > with > > "*MEDULLRY TUMOR BENIGN,TYP PHEOCHROMOCYTOMA*" > > i tried with split and compare but its not working Work for regular expressions? vec="*RIGHT, EPICARDIUM: FOCUS, GRAY-WHITE, SINGLE, APPROX 0.6 CM IN DIAMETER*." test="GRAY-WHITE" regexpr(test, vec) [1] 28 attr(,"match.length") [1] 10 Regards Petr > > can any one suggest how can i compare these type of Strings > > thanks in advance > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.