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  1. s <- "123-abc-123_abc-123_abc_123_abc"
  2. gsub("(_.*$)|\\d+", "\\1", s)
Success #stdin #stdout 0.21s 39500KB
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Standard input is empty
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[1] "-abc-_abc-123_abc_123_abc"
https://ideone.com/4mIWVe
language:
R (R 3.5.2)
created:
6 years ago
visibility:
public

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