I have the following strings: [1] "PPA 06 - Promo Vasito" [2] "PPA 05 - Cuentos" [3] "PPA 04 - Promo vasito" [4] "PPA 03 - Promoción escolar" [5] "PPA - Saluda a tu pediatra" [6] "PPL - Dia del Pediatra"
*Desired result*: [1] "Promo Vasito" "Cuentos" "Promo vasito" [4] "Promoción escolar" "Saluda a tu pediatra" "Dia del Pediatra" *First attemp*: After this line: mead_nov$`Nombre del anuncio` <- gsub("(PPA.*)([A-Z].*)", "\\2", mead_nov$`Nombre del anuncio`) I get these: [1] "Vasito" [2] "Cuentos" [3] "Promo vasito" [4] "Promoción escolar" [5] "Saluda a tu pediatra" [6] "PPL - Dia del Pediatra" *Second attemp:* mead_nov$`Nombre del anuncio` <- gsub("(PPA|PPL.*)([A-Z].*)", "\\2", mead_nov$`Nombre del anuncio`) I get this: [1] "PPA 06 - Promo Vasito" [2] "PPA 05 - Cuentos" [3] "PPA 04 - Promo vasito" [3] "PPA 03 - Promoción escolar" [5] "PPA - Saluda a tu pediatra" [6] "Pediatra" Thank you for your help. [[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.