Re: [R] as.Date from data.frame

2009-11-11 Thread separent
Hello Gentlemen, All of your answers were helpfull. Indeed, 'as.is=TRUE' or 'stringsAsFactors=FALSE' avoid importing as factors, as it did when I imported the table without specifying anything. However, data frames will not allow different datatypes within a single column, so, for time series, I

Re: [R] as.Date from data.frame

2009-11-11 Thread David Winsemius
On Nov 11, 2009, at 1:06 PM, separent wrote: #Hello, #I loaded data using read.table - I needed to convert a row in the data frame to date class: You _should_ have given the actual code (as the Posting Guide requests), but I would guess that you should have added either as.is=TRUE or

Re: [R] as.Date from data.frame

2009-11-11 Thread Marc Schwartz
On Nov 11, 2009, at 12:06 PM, separent wrote: #Hello, #I loaded data using read.table - I needed to convert a row in the data frame to date class: data V1 V2 V3 V4 1 2008-05-19 2008-04-19 2008-03-21 2008-02-22 2 38.16999817 30.7008 36.8661 35.18999

Re: [R] as.Date from data.frame

2009-11-11 Thread Steve Lianoglou
Hi, On Nov 11, 2009, at 1:06 PM, separent wrote: #Hello, #I loaded data using read.table - I needed to convert a row in the data frame to date class: data V1 V2 V3 V4 1 2008-05-19 2008-04-19 2008-03-21 2008-02-22 2 38.16999817 30.7008 36.8661 35.1

[R] as.Date from data.frame

2009-11-11 Thread separent
#Hello, #I loaded data using read.table - I needed to convert a row in the data frame to date class: > data V1 V2 V3 V4 1 2008-05-19 2008-04-19 2008-03-21 2008-02-22 2 38.16999817 30.7008 36.8661 35.18999863 3 37.4754 29.9576 36.4508 35.366