sha3 - Polluxchain

Helper function that will sha3 any value using keccak256

Usage

Parameters
1.string -String :The string that needs to be hashed using Keccak-256 SHA3 algorithm.
2.prefix - Boolean :Optional, default is true. true means the return value will have the prefix 0x, false means the return value will not have the prefix 0x.

Returns
String-The result hashed using the Keccak-256 SHA3 algorithm.

Example