1echo "`echo Ok1 #comment is ignored`" 2echo `echo Ok2 #comment is ignored` 3# 4# Surprisingly, bash does not handle comments in $() 5# the same way as in ``. "#" causes the rest of the line, _including_ )", 6# to be ignored. These lines would cause an error: 7#echo "$(echo Ok3 #comment is ignored)" 8#echo $(echo Ok4 #comment is ignored) 9# 10echo "$(echo Ok5 #comment is ignored 11)" 12echo $(echo Ok6 #comment is ignored 13) 14