# Functions

FromRau converts Rau string into diffrent unit string.
ToRau converts different unit string into Rau string.

# Constants

GRau is 1000 MRau.
Iotx is 1000 Jin, which should be fit into int64.
Jin is 1000 Qev.
KRau is 1000 Rau.
MRau is 1000 KRau.
Qev is 1000 GRau.
Rau is the smallest non-fungible token unit.

# Type aliases

IotexUnit defines iotex unit type.