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  1. v <- c("Arof_07122016_2.csv", "Another_99999_ccccc_2.csv")
  2. sub("^[^_]*_([^_]*).*", "\\1", v)
Success #stdin #stdout 0.23s 39280KB
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Standard input is empty
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[1] "07122016" "99999"
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language:
R (R 3.5.2)
created:
6 years ago
visibility:
secret

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