[R] substring from behind
matthias.weber at fnt.de
Wed Jan 30 10:05:21 CET 2013
i have a question for "substring".
I know i can filter a number like this one:
in this case i get the 2nd, 3rd and 4th number of my Customer ID.
But how can i do this, if i want the 2nd, 3rd and 4th number of a column.
Like this one.
I have: Mercedes_02352
and now i want to filter this data.frame to
can you help me?
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