D Primitive Types
Fig. D.1 Java primitive types.
| Type | Size (bits) | Values | Standard |
|---|---|---|---|
boolean |
true or false |
||
char |
16 | '\u0000' to '\uFFFF' (0 to 65535) |
(ISO Unicode character set) |
byte |
8 | –128 to +127 (–27 to 27 – 1) | |
short |
16 | –32,768 to +32,767 (–215 to 215 – 1) | |
int |
32 | –2,147,483,648 to +2,147,483,647 (–231 to 231 – 1) | |
long |
64 | –9,223,372,036,854,775,808 to +9,223,372,036,854,775,807 (–263 to 263 – 1) | |
float |
32 | Negative range: –3.4028234663852886E+38 to –1.40129846432481707e–45 Positive range: 1.40129846432481707e–45 to 3.4028234663852886E+38 | (IEEE 754 floating point) |
double |
64 | Negative range: – 1.7976931348623157E+308 to –4.94065645841246544e–324 Positive range: 4.94065645841246544e–324 to 1.7976931348623157E+308 |
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