> read.table("data.txt",header=TRUE,colClasses=c("character","character","numeric","character", "numeric","numeric")) a b c d e f 1 SPX LSZ 100 C 0 34.40 2 SPX LSZ 100 P 0 1.30 3 SPX LSZ 105 C 0 30.30 4 SPX LSZ 105 P 0 1.85 5 SPX LSZ 110 C 0 26.40 It's right result! "header=TRUE",not "header=T". I don't know why not. -- View this message in context: http://r.789695.n4.nabble.com/read-table-tp871880p4650010.html Sent from the R help mailing list archive at Nabble.com.
On 19.11.2012 08:07, li1127217ye wrote:>> read.table("data.txt",header=TRUE, > colClasses=c("character","character","numeric","character", > "numeric","numeric")) > a b c d e f > 1 SPX LSZ 100 C 0 34.40 > 2 SPX LSZ 100 P 0 1.30 > 3 SPX LSZ 105 C 0 30.30 > 4 SPX LSZ 105 P 0 1.85 > 5 SPX LSZ 110 C 0 26.40 > > It's right result! "header=TRUE",not "header=T". I don't know why not.Because you have a T in your workspace that is not an alias for TRUE? Uwe Ligges> > > -- > View this message in context: http://r.789695.n4.nabble.com/read-table-tp871880p4650010.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help at r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. >
Hi> -----Original Message----- > From: r-help-bounces at r-project.org [mailto:r-help-bounces at r- > project.org] On Behalf Of li1127217ye > Sent: Monday, November 19, 2012 8:08 AM > To: r-help at r-project.org > Subject: Re: [R] read.table > > > read.table("data.txt",header=TRUE, > colClasses=c("character","character","numeric","character", > "numeric","numeric")) > a b c d e f > 1 SPX LSZ 100 C 0 34.40 > 2 SPX LSZ 100 P 0 1.30 > 3 SPX LSZ 105 C 0 30.30 > 4 SPX LSZ 105 P 0 1.85 > 5 SPX LSZ 110 C 0 26.40 > > It's right result! "header=TRUE",not "header=T". I don't know why not.You probably has some T variable defined in your workspace. What is result if you write T in your console. Regards Petr> > > > -- > View this message in context: http://r.789695.n4.nabble.com/read-table- > tp871880p4650010.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help at r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting- > guide.html > and provide commented, minimal, self-contained, reproducible code.