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  1. x <- "word -o -dod -3 -33 dp-pd -d- --- 140 -- s- S- SS- s3- 3e- 33- 3- s SS avf-ada -"
  2. trimws(gsub("(?:\\S+-\\B|\\B-\\S+|\\B-\\B)\\s*", "", x, perl=TRUE))
Success #stdin #stdout 0.21s 60752KB
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[1] "word dp-pd 140 s SS avf-ada"
https://ideone.com/zwykfB
language:
R (R 3.5.2)
created:
7 years ago
visibility:
secret

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