e$B5$$K$J$C$?$N$GEj9F$5$;$F$$$?$@$-$^$9!%e(B
e$BHs>o$K4VH4$1$J%3!<%I$J$N$G$9$,!$e(B
class Hoge
@a
@@pee=0
def initialize(s)
@a=s
end
def Hoge.foo
p @a
@@pee+=1
end
end
t = Hoge.new(“bar”)
Hoge.foo
#=>nil
e$BEvA3$3$&$J$j$^$9!%e(B
-w e$B$rIU$1$F$b!$;XE&$7$J$$$h$&$G$9!%e(B
e$B$d$C$Q$j!$%/%i%9%a%=%C%IFb$N%m!<%+%k$G%$%s%9%?%s%9JQ?t$r;HMQ$7$?>l9g!$I,$:e(B
nile$B$K$J$k$N$G!$%3%s%Q%$%i$G$O$8$/$Y$-$@$H;W$&$N$G$9$,!$$I$&$J$N$G$7$g$&$+!%e(B
e$B$^$"!$;EMM$H$7$F5$$r$D$1$F=q$1$P$$$$$N$G$9$,!%Hh$l$F$k$H$&$C$+$j=q$$$F$7e(B
e$B$^$C$?$j!%e(B(e$B!(!&&X!&e(B)
e$B@>;3OB9-$G$9!#e(B
end
e$BEvA3$3$&$J$j$^$9!%e(B
-w e$B$rIU$1$F$b!$;XE&$7$J$$$h$&$G$9!%e(B
-we$B$r$D$1$k$He(B1.8e$B$G$be(B1.9e$B$G$be(B
warning: useless use of a variable in void context
e$B$,e(B1e$B2s$He(B
warning: instance variable @a not initialized
e$B$,e(B2e$B2s=P$k$H;W$&$N$G$9$,!"$I$N%P!<%8%g%s$Ne(Brubye$B$re(B
e$B;H$C$F$$$k$N$G$7$g$&$+e(B?
e$B4d7n$H?=$7$^$9!#e(B
06/07/02 e$B$Ke(B Akiduki Rindow[email protected]
e$B$5$s$O=q$-$^$7$?e(B:
e$B$d$C$Q$j!$%/%i%9%a%=%C%IFb$N%m!<%+%k$G%$%s%9%?%s%9JQ?t$r;HMQ$7$?>l9g!$I,$:e(B
nile$B$K$J$k$N$G!$%3%s%Q%$%i$G$O$8$/$Y$-$@$H;W$&$N$G$9$,!$$I$&$J$N$G$7$g$&$+!%e(B
e$BFC$K4V0c$C$?$3$H$r$7$F$$$k$o$1$G$O$“$j$^$;$s$N$G!“e(B
e$B$O$8$/e(B(e$BJ8K!%(%i!<$K$J$ke(B?)e$B$H$$$&$N$OBg$2$5$K;W$$$^$9!#e(B
e$B$H$$$&$+!”<B<A%/%i%9%*%V%8%'%/%H$N%$%s%9%?%s%9JQ?t$,e(B
e$B;H$($J$/$J$k$h$&$J5$$,$7$^$9$,!”$$$+$,$G$7$g$&$+!#e(B
06/07/03 e$B$Ke(B Kazuhiro NISHIYAMA[email protected]
e$B$5$s$O=q$-$^$7$?e(B:
def initialize(s)
e$B;H$C$F$$$k$N$G$7$g$&$+e(B?
–
|ZnZ(e$B%<%C%He(B e$B%(%Le(B e$B%<%C%He(B)
|e$B@>;3OB9-e(B(Kazuhiro NISHIYAMA)
e$BD9$$%F%9%H%3!<%I$G8+$F$$$?$N$G!$M>7W$JItJ,$r%3%a%s%H%“%&%H$7$F<B9T$7$?$i!$e(B
e$B3N$+$K=P$^$7$?!%e(B
e$B?=$7Lu$”$j$^$;$s!%e(B
e$B$?$V$s$I$3$+$GJQ?tL>$,$+$V$C$F$$$?$N$+$b$7$l$^$;$s!%e(B
e$B$7$+$7!$%/%i%9Fb$N%3!<%I$O$3$N$^$^$J$N$G!$$G$J$+$C$?$3$H$,IT;W5D$G$9!%e(B
e$B$3$N$h$&$K=q$/$H!we(Bae$B$N%9%3!<%W$,%0%m!<%P%k$C$]$$4IM}$r$5$l$F$$$k$N$G$7$g$&e(B
e$B$+!%e(B
e$B$A$J$_$K;HMQ$7$F$$$ke(BRubye$B$Oe(BCygwine$B$Ne(B1.8.4e$B$G$9!%e(B
e$B$D$$$G$K!$Ev$?$jA0$G$9$,!%e(B
class Hoge
@a
e$B$3$3$re(B
class Hoge
@a=0
e$B$3$&$9$k$H!$e(BWarninge$B$J$7$Ge(B
#=>0
e$B$H=PNO$5$l$^$7$?!%e(B
e$B$3$&$$$&$H$-!$$3$Ne(B@ae$B$C$F0lBN$I$3$KB0$9$k$s$@$m$&$H;W$C$F$7$^$$$^$9$,!$<gBje(B
e$B$+$i$=$l$=$&$J$N$G;_$a$F$*$-$^$9!%e(B
e$B$"$j$,$H$&$4$6$$$^$7$?!%e(B