Golang Grammar Summary (iv): Basic data types

This is a creation in Article, where the information may have evolved or changed.

• Integral types are: Int8/uint8, int16/uint16, Int32/uint32, Int64/uint64, Int/uint, Byte, rune
  

1) Digital representation of how many bits, uint u represents unsigned, a bit C language based on all know what meaning, here do not repeat;

2) Int/uint may be 32-bit or 64-bit depending on the operating platform;

3) Rune equivalent to int32 alias

4) byte equivalent to uint8 alias

• Floating-point types are: float32, float64
  

              float64 is equivalent to a double of some other languages, that is, dual-precision floating-point

• Strings: String
  

• Boolean type: BOOL
  

    Only true or false, cannot be replaced by numbers (for example, C allows 0 to be false, not 0 for true)

• Null value: Nil
  

    Some languages are null or null