search for: 7c6abf3517ab5f407427d308d4e98e9efd

Displaying 3 results from an estimated 3 matches for "7c6abf3517ab5f407427d308d4e98e9efd".

2017 Aug 22
1
Convert Factor to Date
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2017 Aug 22
0
Convert Factor to Date
On 2017-08-22 1:30 PM, Patrick Casimir wrote: > Dear R Fellows, > > > I Have a dataset( data1) with 2 columns of date showing a class of factor. How to convert them to date? Then compare them, keep the greater date only in a new column. Using as.Date to change the class to Date but the data becomes NA. ????? When I specified a format with the second date, I got the desired
2017 Aug 22
5
Convert Factor to Date
Dear R Fellows, I Have a dataset( data1) with 2 columns of date showing a class of factor. How to convert them to date? Then compare them, keep the greater date only in a new column. Using as.Date to change the class to Date but the data becomes NA. Much Thanks COL1 COL2 Apr-16 1-Nov-16 May-16 1-Nov-16 Jun-16 1-Nov-16 Jul-16 1-Nov-16 Aug-16 1-Nov-16 Sep-16 1-Nov-16 Oct-16 1-Nov-16