From: "Peña, Botp" <botp@...>
Date: 2009-02-24T15:58:15+09:00
Subject: Re: string and fixnum(float) concatenation....

From: Peña, Botp [mailto:botp@delmonte-phil.com] 
#
# afaik, "*" is used for field widths, eg,

or precisions

# 
# > p "%*s" % [2,"1"]
# " 1"
# 
# > p "%*s" % [2,1]
# " 1"
# 
# > p "%.*s" % [2,"abcdef"]
# "ab"
# 

also, if just plain concat, %s will do

> puts "%s" % [["1", 2]]
12