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Clarify comment, remove brackets

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robinlovelace 2015-11-07 15:20:26 +00:00
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strings.Rmd
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@ -57,7 +57,7 @@ x
Base R contains many functions to work with strings but we'll generally avoid them because they're inconsistent and hard to remember. Their behaviour is particularly inconsistent when it comes to missing values. For examle, `nchar()`, which gives the length of a string, returns 2 for `NA` (instead of `NA`) Base R contains many functions to work with strings but we'll generally avoid them because they're inconsistent and hard to remember. Their behaviour is particularly inconsistent when it comes to missing values. For examle, `nchar()`, which gives the length of a string, returns 2 for `NA` (instead of `NA`)
```{r} ```{r}
# (Will be fixed in R 3.3.0) # Bug will be fixed in R 3.3.0
nchar(NA) nchar(NA)
``` ```