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Revised: Feb./23rd/2003: Since: Dec./26th/2001

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$B%/%i%9L>(B $BJQ?tL>(B;
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$BJQ?tL>(B = new $B%/%i%9L>(B();

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Java $B$N

TestClass.java:

class TestClass {
	public static void main(String[] args) {
		//$B%$%s%9%?%s%92=(B
		StringBuffer mojiretsu = new StringBuffer("Hello");
		//$B%a%=%C%I$NMxMQ(B
		mojiretsu.reverse();
		System.out.print(mojiretsu);
	}
}

$B%/%i%9%i%$%V%i%j(B StringBuffer $B%/%i%9(B$B$r%$%s%9%?%s%92=$7$F$$$^$9!#$3$N%/%i%9$O!"2DJQ$NJ8;zNs$r3JG<$7$^$9!#(B

$B$3$3$GDj5A$7$?%*%V%8%'%/%H$N;2>HJQ?t$O(B mojiretsu $B$G$"$j!"%3%s%9%H%i%/%?8F$S=P$7;~$KJ8;zNs(B "Hello" $B$rAw$C$F$$$^$9!#(B

$B$5$F!"%*%V%8%'%/%H(B mojiretsu $B$N%a%=%C%I$H$7$F!"(B reverse() $B$,8=$l$F$$$^$9!#$3$N%a%=%C%I$O(B StringBuffer $B7?$N%$%s%9%?%s%9$K3JG<$5$l$?J8;zNs$r5U$NJB$S=g$NJ8;zNs$KCV49$7$^$9!#(B

C:\Java>javac TestClass.java
C:\Java>java TestClass
olleH

$BM=A[$I$*$j!"(B StringBuffer $B%/%i%97?$NJQ?t(B mojiretsu $B$K3JG<$7$?J8;zNs$,5U$NJB$S=g$KCV49$5$l$F$$$^$9!#(B

$B$3$3$G$O%/%i%9$N%$%s%9%?%s%92=$H%a%=%C%I$NMxMQ$K$D$$$F>R2p$7$^$7$?!#(B

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$B%*%V%8%'%/%H;X8~$O(B "object oriented" $B$NLu8l$G$9!#(B "instance" $B$b(B "object" $B$b0lHLMQ8l$G$9!#F|K\$KM"F~$5$l$F%+%?%+%J8l$N$^$^;H$o$l$k$3$H$G!"@lLgMQ8l$N$h$&$KF/$$$F$$$k$N$,HiFy$G$9$,!"$=$b$=$b$NCeA[$O!"@lLg@-$rGS$7$FF|>oE*$JH/A[$K6a$E$1$k$3$H$G$9!#1Q8l$,F@0U$JJ}$O!"F|>oE*$JC18l$H$7$F(B object, instance $B$J$I$N0UL#$rGD0.$5$l$k$N$,NI$$$G$7$g$&!#(B



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