 | Primitive Data Types |
 | boolean either true of false (unlike C/C++) |
 | char 16 bit Unicode character |
 | byte 8 bit signed integer |
 | short 16 bit signed integer |
 | int 32 bit signed integer |
 | long 64 bit signed integer |
 | float 32 bit IEEE real number |
 | double 64 bit IEEE real number |
 | Note the class-equiv (Character, Integer, Long, Float, Double)
and short/byte promoted to int for calc. |