match Pay To Witness Script Hash
Matches the script to a pay-to-witness-script-hash (P2WSH).
Return
the script hash, a SHA256 of the witness script..
Parameters
script
Non-null pointer to a script
Matches the script to a pay-to-witness-script-hash (P2WSH).
the script hash, a SHA256 of the witness script..
Non-null pointer to a script