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  1. countries <- c("Senegal1345769", "Canada&", "Austria12", "Spain-", "Russia#$")
  2. sub("[^[:alpha:]]+$", "", countries)
Success #stdin #stdout 0.18s 176384KB
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[1] "Senegal" "Canada"  "Austria" "Spain"   "Russia"
https://ideone.com/tmIknd
language:
R (R 3.5.2)
created:
7 years ago
visibility:
secret

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