Ruby Forum Ruby-dev > str.tr("^", "y")

str.tr("^", "y") $B$H$7$?$H$-$K!"(Bstr $B$,(B "a" $B$J$i(B a 
$B$,$=$N$^$^(B
$B;D$k$N$K!"(B"aa" $B$J$i(B "yy" $B$K$J$j$^$9!#(B

% ./ruby -ve 'p "a".tr("^", "y")'
ruby 1.9.0 (2008-05-10 revision 16345) [i686-linux]
"a"

% ./ruby -ve 'p "aa".tr("^", "y")'
ruby 1.9.0 (2008-05-10 revision 16345) [i686-linux]
"yy"