Bug #1195: String#% does not include prefix before zero value for # versions of numeric formats
http://redmine.ruby-lang.org/issues/show/1195

Author: Charles Nutter
Status: Open, Priority: Normal
ruby -v: ruby 1.9.1p0 (2009-01-20 revision 21700) [i386-darwin9.6.0]

Ruby 1.8.7:

 $ /opt/local/bin/ruby -e "p('%#b %#B %#o %#x %#X' % [0,0,0,0,0])"
 "0b0 0B0 00 0x0 0X0"

Ruby 1.9.1p0:

 $ ruby1.9 -e "p('%#b %#B %#o %#x %#X' % [0,0,0,0,0])"
 "0 0 0 0 0"


----------------------------------------
http://redmine.ruby-lang.org