Java Reference
In-Depth Information
•
0377_7777_7777
, and
•
0b1111_1111_1111_1111_1111_1111_1111_1111
It is a compile-time error if a hexadecimal, octal, or binary
int
literal does not fit in 32 bits.
The largest decimal literal of type
long
is
9223372036854775808L
(2
63
).
All decimal literals from
0L
to
9223372036854775807L
may appear anywhere a
long
literal may
appear.
It is a compile-time error if a decimal literal of type
long
is larger than
9223372036854775808L
(2
63
), or if the decimal literal
9223372036854775808L
appears anywhere other than as the op-
The largest positive hexadecimal, octal, and binary literals of type
long
- each of which rep-
resents the decimal value
9223372036854775807L
(2
63
-1) - are respectively:
•
0x7fff_ffff_ffff_ffffL
,
•
07_7777_7777_7777_7777_7777L
, and
•
0b0111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111L
The most negative hexadecimal, octal, and binary literals of type
long
- each of which rep-
resents the decimal value
-9223372036854775808L
(-2
63
) - are respectively:
•
0x8000_0000_0000_0000L
, and
•
010_0000_0000_0000_0000_0000L
, and
•
0b1000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000L
The following hexadecimal, octal, and binary literals represent the decimal value
-1L
:
•
0xffff_ffff_ffff_ffffL
,
•
017_7777_7777_7777_7777_7777L
, and
•
0b1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111_1111L
It is a compile-time error if a hexadecimal, octal, or binary
long
literal does not fit in 64 bits.
Examples of
int
literals:
0
2 0372 0xDada_Cafe 1996 0x00_FF__00_FF
Examples of
long
literals:
