List of Java’s primitive data types
| Types | Size in Bytes | Range |
|---|---|---|
| byte | 1 byte | -128 to 127 |
| short | 2 bytes | -32768 to 32767 |
| int | 4 bytes | -2,147,483,648 to 2,147,483, 647 |
| long | 8 bytes | -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 |
| float | 4 bytes | approximately ±3.40282347E+38F(6-7 significant decimal digits)Java implements IEEE 754 standard |
| double | 8 bytes | approximately ±1.79769313486231570E+308(15 significant decimal digits) |
| char | 2 byte | 0 to 65,536 (unsigned) |
| boolean | not precisely defined | true or false |
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