xOf
Produces a new Xof (Extendable-Output Function) for TupleHash256
Produces a new Xof (Extendable-Output Function) for TupleHash256
Parameters
S
A user selected customization bit string to define a variant of the function. When no customization is desired, S is set to an empty or null value. (e.g. "My Customization".encodeToByteArray())