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Update regexps.qmd (#1064) 

Added "'"
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Y. Yu 2022-08-16 12:39:29 -04:00 committed by GitHub
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@ -356,7 +356,7 @@ There's no "and" operator built in to regular expressions so we have to tackle i
words[str_detect(words, "a.*b|b.*a")]
```
Its simpler to combine the results of two calls to `str_detect()`:
It's simpler to combine the results of two calls to `str_detect()`:
```{r}
words[str_detect(words, "a") & str_detect(words, "b")]