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  1. txt <- "  9PM   8-Oct-2014_0.335kwh  "
  2. txt <- sub("[\\s_]+", "", txt, perl = TRUE)
  3. txt
Success #stdin #stdout 0.2s 183680KB
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stdin 
Standard input is empty
stdout 
[1] "9PM   8-Oct-2014_0.335kwh  "
https://ideone.com/eOGns9
language:
R (R 3.5.2)
created:
6 years ago
visibility:
public

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