Re: [R] strange problem with strptime and date variable

2011-07-18 Thread Edwin Sun
David - Thanks very much. That is a great hint. I believe that is the solution. Edwin Sun -- View this message in context: http://r.789695.n4.nabble.com/strange-problem-with-strptime-and-date-variable-tp3677178p3677205.html Sent from the R help mailing list archive at Nabble.com. __

Re: [R] strange problem with strptime and date variable

2011-07-18 Thread David Winsemius
On Jul 18, 2011, at 11:21 PM, Edwin Sun wrote: Hello all, I am manipulating a large database with 70,000 records. "strptime" generates a date variable but R treats some of the values as NA. I attach a simple example below. Cannot duplicate but I'm betting on three words: daylight savin