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  1. mystring <- "abc[de"
  2. gsub("[\\[\\]$]","",mystring, perl = TRUE)
  3. gsub("[][$]","",mystring)
Success #stdin #stdout 0.22s 39588KB
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Standard input is empty
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[1] "abcde"
[1] "abcde"
https://ideone.com/61DxFF
language:
R (R 3.5.2)
created:
5 years ago
visibility:
secret

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