[R-SIG-Finance] reading high frequency data
Enrico Schumann
es at enricoschumann.net
Sun Aug 3 14:07:14 CEST 2014
On Sun, 03 Aug 2014, jun wang <junluke at gmail.com> writes:
> Dear All,
>
> I am trying to read some high frequency data using "read.zoo", but keeping
> getting some errors. Any help/suggestions would be really appreciated.
> Below is a sample of my data and the error message i am getting:
>
>
> date time Last Price 06/20/2014 3:30:00 1962.48 06/20/2014 3:35:00
> 1962.2 06/20/2014 3:40:00 1961.67 06/20/2014 3:45:00 1962.18 06/20/2014
> 3:50:00 1962.9 06/20/2014 3:55:00 1962.35 06/20/2014 4:00:00 1962.4
> 06/20/2014 4:05:00 1962.24
>
> fmt <- "%m/%d/%Y %H:%M:%S"
> z <- read.zoo("sp_hf.csv",header=TRUE,index=1:2, tz = "", format = fmt)
>
> *Error in scan(file, what, nmax, sep, dec, quote, skip, nlines, na.strings,
> : *
> * line 1 did not have 2 elements*
Please read the posting guide:
http://www.r-project.org/posting-guide.html -- Your example is not
reproducible, so we can only guess. Your data seems to use space as a
delimiter (despite your reading a "csv" file), so try replacing "Last
Price" with "Last_Price" or skipping the header line altogether.
--
Enrico Schumann
Lucerne, Switzerland
http://enricoschumann.net
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