Method IsPayToWitnessScriptHash

src/internal/bitcoin_script.cpp:211–217

    }
    
    bool CScript::IsPayToWitnessScriptHash() const
    {
        // Extra-fast test for pay-to-witness-script-hash CScripts:
        return (this->size() == 34 &&
                (*this)[0] == OP_0 &&
                (*this)[1] == 0x20);
    }
    
    // A witness program is any valid CScript that consists of a 1-byte push opcode
    // followed by a data push between 2 and 40 bytes.