multimerge: Merge Multiple Data Frames

In Spiritspeak/skMisc: Sercan Kahveci's Miscellaneous Functions

Merge Multiple Data Frames

Description

This function makes calls to merge() to merge every other dataset with the one next to it, repeating until only one dataset remains.

Usage

multimerge(x, ...)

Arguments

x	a list of data frames.
...	all other arguments for merge can be provided here.

Value

A single, merged data.frame.

Author(s)

Sercan Kahveci

Examples

#generate test data
testlist<-list()
lsize<-50
for(i in 1:lsize){
  testlist[[i]]<-data.frame(key=sample(1:500,100),
                            junk=letters[sample(1:26,100,replace=TRUE)])
  colnames(testlist[[i]])[2]<-paste0("info",i)
}
multimerge(testlist,by="key",all=TRUE)

Spiritspeak/skMisc documentation built on April 12, 2025, 5:40 a.m.