[R] Which - value not present
vioravis at gmail.com
Wed Nov 10 03:55:35 CET 2010
I am trying to use which function to obtain the index of a value in a
dataframe. Depending on whether the value is present in the dataframe or not
I am performing further operations to the dataframe.
However, if the value is not present in the dataframe, I am getting an
How do I check for integer(0)? something like is.na???
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