[R] Date conversion

Pele drdionc at yahoo.com
Thu Mar 5 18:35:19 CET 2009


Hi Uwe,

You are correct - that was a type O (52) and thanks for you your suggestion
that works..

Pele wrote:
> 
> 
> 
> Hi R users,
> 
> I have a factor variable called date as shown below:  Can anyone share the
> best / most efficient way to extract year and week (e.g.  year = 2006,
> week = 52 for first record, etc..)?  My data set has 1 million records.
> 
> DATE        
> 11DEC2006 
> 11SEP2006
> 01APR2007
> 02DEC2007
> 
> 
> Thanks in advance for any help!
> 

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