[R] R functions that count lines of a files

[Ben Bolker]

  length(count.fields("foo.txt")) 

?


xue dong wrote:
> 
> hi, everyone,
> 
> do you know if there is a R function that can count the lines of a file
> without open it?
> 
> something like "wc -l " in Unix.
> 
> Thanks,
> 
> Xue
> 
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> 
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