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  1. # Eliminar solo las "O" finales pero respetar la letra en "HELLO"
  2. #  https://es.stackoverflow.com/q/122586/127
  3.  
  4. a <- c("HELLO DO","DO HELLO XO","XO","DOO CHELLO HELLOS HELLO BOOOO GO")
  5.  
  6. gsub("(\\<HELLO\\>)|O\\>","\\1",a)
Success #stdin #stdout 0.24s 39084KB
comments (?)
stdin 
Standard input is empty
stdout 
[1] "HELLO D"                      "D HELLO X"                   
[3] "X"                            "DO CHELL HELLOS HELLO BOOO G"
https://ideone.com/bJzdFe
eliminar solo las “O” finales pero respetar la letra en "HELLO"
https://es.stackoverflow.com/q/122586/127
language:
R (R 3.5.2)
created:
8 years ago
visibility:
secret

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