R/s2c.R

In mhahsler/rMSA: Interface for Popular Multiple Sequence Alignment Tools

#######################################################################
# BiostringsTools - Interfaces to several sequence alignment and
# classification tools
# Copyright (C) 2012 Michael Hahsler and Anurag Nagar
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

s2c <- function(x) {
    x <- as.character(x)
    sapply(1:nchar(x), function(p) substr(x, p, p))
}

c2s <- function(x) paste(x, collapse = "")