[R] filling blanks with NA

[Richard.Cotton at hsl.gov.uk]

> I do have a data set with some missing values that appear as blanks. I 
want
> to fill these  blanks with an NA. How can this be done? Thanks for your 
help

Please help us to help you.  What form are the data in?  Are they in a 
text file, or are they in R already?  What do you mean by 'blanks'?  If we 
can reproduce your problem then we can solve it more easily.

Regards,
Richie.

Mathematical Sciences Unit
HSL


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