PerformanceAnalytics (version 1.0.4.4)

Return.read: Read returns data with different date formats

Description

A simple wrapper of read.zoo with some defaults for different date formats and xts conversion

Usage

Return.read(filename = stop("Please specify a filename"),
                 frequency = c("d", "m", "q", "i", "o"), format.in =
                 c("ISO8601", "excel", "oo", "gnumeric"), sep = ",",
                 header = TRUE, check.names = FALSE, ...)

Arguments

filename

the name of the file to be read

frequency

• "d" sets as a daily timeseries usingas.Date,
• "m" sets as monthly timeseries usingas.yearmon,
• "q" sets as a quarterly timeseries

format.in

says how the data being read is formatted. Although the default is set to the ISO 8601 standard (which can also be set as "%F"), most spreadsheets have less sensible date formats as defaults. See below.

sep

separator, default is ","

header

a logical value indicating whether the file contains the names of the variables as its first line.

check.names

logical. If TRUE then the names of the variables in the data frame are checked to ensure that they are syntactically valid variable names. If necessary they are adjusted (by make.names) so that they are, and also to ensure that there are no duplicates. Se

...

passes through any other parameters to read.zoo

Details

The parameter 'format.in' takes several values, including: [object Object],[object Object],[object Object],[object Object]

See Also

read.zoo, read.table

Examples

Return.read("managers.cvs", frequency="d")