2-byte (16 bits) data type, storing numbers between-215 (-32,768) and 21(32,767).

Long integer long

4 bytes (32 bits) data type, stored in -2 3 1(-2 147 483 648) and 231-kloc-0/(2147 483 648).

Single precision floating point single precision

An approximate numeric data type with an accuracy of 7 digits. Positive values range from 1. 18E-38 to 3.40E+38, and negative values range from-1. 18E-38 to -3.40E+38, and can also be 0.

Double precision floating point floating point

An approximate digital data type with an accuracy of 15 bits. It stores positive values from 2.23E-308 to 1.79E+308, and negative values from -2.23E-308 to-1.79E+308, or it can be 0.