long
$B7?$N@0?t$N>l9g!"BeF~?t;z$K(B L
$B$rIU$1$F$/$@$5$$!#?t;z$Oint $B7?$HF1$8(B 32 $B%S%C%H$7$+J];}$G$-$^$;$s$N$G!"(B long
$B7?$KBeF~$9$k$H$-$K$O!"L@<(E*$K<($9I,MW$,$"$j$^$9!#(B
long dbla=12345678901L;
$BJ8;z7?(B
$BJ8;z7?(B char
$B$O(B UNICODE (UTF-16) $B$N0lJ8;z$r$"$i$o$7$^$9!#(B UNICODE $B$H$OJ8;z%;%C%H$N0l$D$G$9!#J8;z%;%C%H$H$O!"Fs?J?t$N%3%s%T%e!<%?$GJ8;z$r<1JL$9$k0Y$NHV9f$HJ8;z$NAH$N$3$H$G$"$j!"J8;z$r%S%C%H%Q%?!<%s$KId9f2=$7$?$b$N$NAH$N$3$H$G$9!#(B Java $B$G$O(B Unicode $B$H$$$&J8;z%;%C%H$KId9f2=$9$kJ8;zId9f2=J}K!$rI8=`$GMxMQ$7$F$$$^$9!#(B
char
$B7?$N%j%F%i%k$O%7%s%0%k!&%/%*%F%#%7%g%s(B ('
) $B$G3g$j$^$9!#BeF~$9$kJ8;z$O!"IaDL$K%-!<%\!<%I$GJ8;z$rF~NO$9$k$+!"(B Unicode $B$N%^%C%WHV9f$rD>$K5-=R$7$^$9!#(B
char lett='$B$"(B';
char c2='\u0041';
$BJ8;z7?%G!<%?$O!"Id9f$J$7$N@0?t7?$H$7$F07$o$l$^$9!#(B
$BIbF0>.?tE@?t7?(B
$BIbF0>.?t$N>l9g$O(B double
$B7?$H2rfloat $B7?JQ?t$K>.?t$rBeF~$9$k:]$K$O(B F
$B$rIU$1$FL@<($7$^$9!#(B
float f1=3.1415F;
$BO@M}CM7?(B
$B%V!<%kBe?t7?!J%V!<%j%"%s!K$H$b8F$P$l$^$9!#(B
boolean
$B7?$NJQ?t$K$O!"(B true
$B$+(B false
$B0J30$NCM$OF~$j$^$;$s!#Nc$($P!"<0(B a < b
$B$O!"(Ba $B$,(B b $B$h$j$b>.$5$$$J$i$P(B true
$B$,JV$j!"$=$&$G$J$1$l$P(B false
$B$,JV$j$^$9!#$3$N7k2L$rBeF~$G$-$kJQ?t$N7?$O!"(B boolean
$B7?$K$J$j$^$9!#(B
boolean logo = a < b;
$B%5%s%W%k!'(B TestVariable.java
class TestVariable {
public static void main(String[] args) {
// $BJQ?t$N7?@k8@(B $BJQ?t$XCM$NBeF~(B
// $B@0?t7?(B
byte b; b=100;
short s; s=200;
int i; i=300;
long l; l=12345678901L;
// $BJ8;z7?(B
char c; c='$B$"(B';
char c2; c2='\u0041';
// $BIbF0>.?tE@?t7?(B
float f; f=3.1415F;
double d; d=3.1415;
// $BO@M}CM7?!J%V!<%j%"%s7?!K(B
boolean bln; bln=true;
System.out.println("$BId9fIU@0?t7?(B");
System.out.println(" byte: " + b);
System.out.println(" short: " + s);
System.out.println(" int: " + i);
System.out.println(" long: " + l);
System.out.println("$BJ8;z7?(B");
System.out.println(" char: " + c + ", " + c2);
System.out.println("$BIbF0=8?tE@?t7?(B");
System.out.println(" float: " + f);
System.out.println(" double: " + d);
System.out.println("$BO@M}CM7?!J%V!<%j%"%s7?!K(B");
System.out.println(" boolean: " + bln);
}
}
long
$B7?!"(B char
$B7?!"(B float
$B7?!"(B boolean
$B7?$K$D$$$F!"NI$/3P$($F$*$/$HNI$$$G$7$g$&!#(B
char
$B7?$N(B '\u0041'
$B$N(B \
$B$O!"8eB3$NJ8;zNs$,%^%C%WHV9f$G$"$k$3$H$r<($9$b$N$G$"$j!"J8;z%;%C%H$K$h$C$F!V1_%^!<%/!W$+!V%P%C%/%9%i%C%7%e!W$K$J$j$^$9!#HV9f$O(B UNICODE $B$N%3!<%IHV9f$G$9!#(B '\u0041' $B$OH>3Q1QBgJ8;z$N(B 'A' $B$K%^%C%W$5$l$F$$$^$9!#(B '\u0061' $B$O>.J8;z$N(B a $B!"(B'\u0030' $B$O?t;z$N#0!"(B '\u0031' $B$,?t;z$N#1$G$9!#(B
$BJQ?t$N7?@k8@$HCM$NBeF~$O!"
class TestVariable {
public static void main(String[] args) {
// $BJQ?t$N7?@k8@$HCM$NBeF~(B
// $B@0?t7?(B
byte b=100;
short s=200;
int i=300;
long l=12345678901L;
// $BJ8;z7?(B
char c='$B$"(B';
char c2='\u0041';
// $BIbF0=8?tE@?t7?(B
float f=3.14F;
double d=3.14;
// $BO@M}CM7?!J%V!<%j%"%s7?!K(B
boolean bln=true;
System.out.println("$BId9fIU@0?t7?(B");
System.out.println(" byte: " + b);
System.out.println(" short: " + s);
System.out.println(" int: " + i);
System.out.println(" long: " + l);
System.out.println("$BJ8;z7?(B");
System.out.println(" char: " + c + ", " + c2);
System.out.println("$BIbF0=8?tE@?t7?(B");
System.out.println(" float: " + f);
System.out.println(" double: " + d);
System.out.println("$BO@M}CM7?!J%V!<%j%"%s7?!K(B");
System.out.println(" boolean: " + bln);
}
}
C:\Java>javac TestVariable.java
C:\Java>java TestVariable
$BId9fIU@0?t7?(B
byte: 100
short: 200
int: 300
long: 12345678901
$BJ8;z7?(B
char: $B$"(B, A
$BIbF0=8?tE@?t7?(B
float: 3.14
double: 3.14
$BO@M}CM7?!J%V!<%j%"%s7?!K(B
boolean: true
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