[R] How to generate column names for pairwise comparison

Hi, Given names - c(a, b, c, d). I would like to generate a vs. b, a vs. c, a vs. d, b vs. c, b vs. d, c vs. d Thanks [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help

Re: [R] How to generate column names for pairwise comparison

try this: nams - c(a, b, c, d) combn(nams, 2, paste, collapse = vs. ) I hope it helps. Best, Dimitris Dimitris Rizopoulos Biostatistical Centre School of Public Health Catholic University of Leuven Address: Kapucijnenvoer 35, Leuven, Belgium Tel: +32/(0)16/336899 Fax: +32/(0)16/337015