gmt (version 1.2-0)

r2gmt: Prepare Data for GMT

Description

This internal function reads data, from a filename or R object, and writes them to a GMT input file.

Usage

r2gmt(x, datafile, append=FALSE)

Arguments

x

data frame, matrix, or filename containing the data to be written to a temporary file.

datafile

filename where the data will be written in GMT format, tab-separated without header.

append

whether data should be appended to an existing file, separating segments with ">" lines.

Value

datafile.

Details

If x is a filename, the data should be tabular with or without a header, separated by commas or whitespace. The first line is interpreted as header if the first non-whitespace character is not minus, point, or number.

See Also

scan, read.table, write, write.table.

gmt-package gives an overview of the package.

Examples

LonLat1 <- data.frame(Lon=1:3, Lat=4:6)
LonLat2 <- data.frame(Lon=7:8, Lat=9:10)
## Not run: 
# r2gmt(LonLat1, "temp.gmt")
# r2gmt(LonLat2, "temp.gmt", append=TRUE)
# ## End(Not run)

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