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  1. stringA="a; b; c; d; e; f; g; h; i; j;"
  2. s <- "4"
  3. stringB <- sub(sprintf("^((?:[^;]*;){%s}).*", s), "\\1", stringA)
  4. stringB
  5. ##  "a; b; c; d;"
Success #stdin #stdout 0.3s 22840KB
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[1] "a; b; c; d;"
https://ideone.com/w79TVG
language:
R (R 3.5.2)
created:
9 years ago
visibility:
public

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