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  1. x <- c(
  2.     "The dog and the man play in the park.",
  3.     "The man plays with the dog.",
  4.     "That is the man's hat.",
  5.     "Man I love that dog!",
  6.     "I'm dog tired"
  7. )
  8.  
  9. ## this works but I want a single regex
  10. grepl("^(?=.*\\bman\\b)(?=.*\\bdog\\b)", x, ignore.case=TRUE, perl=TRUE)
Success #stdin #stdout 0.29s 22840KB
comments (?)
stdin 
Standard input is empty
stdout 
[1]  TRUE  TRUE FALSE  TRUE FALSE
https://ideone.com/aXIHQe
language:
R (R 3.5.2)
created:
11 years ago
visibility:
public

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