resmerge.ij: File management

In LeafArea: Rapid Digital Image Analysis of Leaf Area

Description

File management function. The output file contains sample names in the first column and total leaf area (cm2) of the sample (e.g., one individual plant or one ramet) in the second column.

Usage

resmerge.ij(path, prefix = "\\.|-")

Arguments

path	Path to the target directory
prefix	Regular expression to manage file names

Value

A data frame of total leaf area for each sample

sample	Name of sample
total.leaf.area	Total leaf area of the sample (cm2)

Author(s)

Masatoshi Katabuchi [e-mail]

Examples

#prepare example files
data(leafdata)
tf <- paste(tempdir(),"/",sep="")
for (i in 1:7){
	write.table(leafdata[[i]],paste(tf,names(leafdata)[i],sep=""),sep="\t")
}

#list of files
list.files(tf)

#combine multiple tab-delimited text files with a leaf area value
#(one text file for each original JPEG image file) that share the same
#filename 'prefix', defined as the part of the filename preceding the first
#hyphen (-) or period (.).
resmerge.ij(tf)

#combine multiple tab-delimited text files with a leaf area value
#(one text file for each original JPEG image file) that share the same
#filename 'prefix', defined as the part of the filename preceding the first
#'.txt'.
resmerge.ij(tf, prefix = ".txt")

unlink(list.files(tf))

LeafArea documentation built on July 3, 2019, 5:04 p.m.