Hi Jim, thanks again. now I see : the answer to my previous question seems to be yes, as "all" functions works on logical vectors ... best wishes,
-- bogdan On Fri, May 29, 2015 at 4:29 PM, Bogdan Tanasa <tan...@gmail.com> wrote: > Thanks a lot Jim. If I may ask one more little question please, > > shall I ask the question ""How can I verify that "B1:B2:B3" is paired with > ALL of the values 2, 4 and 5 ", > > regardless of the pairing value (in our case, for the code below, the > "pairing value" for "B1:B2:B3" is 1, but it can be 2,3,4, etc BUT NOT > zero), > > how could I test for that ? or this is the way that "apply" works for > "all" argument ? > > a good documentation for "apply" function will help too . thanks, and > happy weekend ! > > -- bogdan > > > On Fri, May 29, 2015 at 4:21 PM, Jim Lemon <drjimle...@gmail.com> wrote: > >> Hi Bogdan, >> If you mean "How can I verify that "B1:B2:B3" is paired with all of >> the values 2, 4 and 5" >> >> apply(table(df$col_names,df$CT),1,all) >> >> and if you mean "How can I verify that "B1:B2:B3" is paired with at >> least one of the values 2, 4 and 5" >> >> apply(table(df$col_names,df$CT),1,any) >> >> Jim >> >> >> Hi Jim, >> >> yes, thank you, that is the desired output. one more question please : >> after using the dataframe : >> >> df <- data.frame (row_names = c("B4:B5:B6", "B7:B8:B9", "D4:D5:D6", >> "D10:D11:D12", "D10:D11:D12", "E10:E11:E12", "A1:A2:A3", >> "B10:B11:B12"), col_names = c >> >> ("B1:B2:B3","B1:B2:B3","H4:H5:H6","F10:F11:F12","H1:H2:H3","G7:G8:G9","D1:D2:D3","B1:B2:B3"), >> CT = c(5,2,2,2,2,2,4,4) ) >> >> and : >> >> table(df$row_names,df$CT) >> table(df$col_names,df$CT) >> >> how could I quickly verify that "B1:B2:B3" (for example) hits the CT >> values of 2,4,5 at least one time ? an example is in >> >> table(df$col_names,df$CT) ? >> >> thank you very much, >> >> -- bogdan >> > > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.