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  1. x <- "my string is sad"
  2. sub(" .*", "", x)
  3. sub("[[:space:]].*", "", x)
  4. sub("(*UCP)(?s)\\s.*", "", x, perl=TRUE) # PCRE Unicode-aware regex
  5. ## stringr::str_replace(x, "(?s) .*", "")   # (?s) will force . to match any chars
Success #stdin #stdout 0.22s 39592KB
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[1] "my"
[1] "my"
[1] "my"
https://ideone.com/xmJiyY
language:
R (R 3.5.2)
created:
6 years ago
visibility:
public

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