[R] Matrix Indexing
Kim Fai Wong
gokim19 at hotmail.com
Mon Nov 8 04:19:53 CET 2004
I have the following problem.
In a csv file I have under column A, the date, and column B, the prices.
Thus, for example, the file looks something like this ->
Basically, I use the function inputframe = read.csv( )
which reads the csv file into the inputframe.
My question is, how can I make a function that has, as inputs, start_date
so that the inputframe would not return all of these prices but only the
ones during the
period I input?
For example, if I input 3/1/04 and 3/11/04, the inputframe only contains the
Any help is appreciated!!
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