I’m trying to use MerkleProof.sol. Once imported, I write Using MerkleProof for ? What I have to specify there? Thanks! :computer: Environment OpenZeppelin v3.0.1 Truffle v5.1.24 Ganache-cli v6.9.1 :memo:Details I’m getting the following error: Undeclared identifier ==> verify() :1234: …

Found it! pragma solidity ^0.6.0; import "@openzeppelin/contracts/cryptography/MerkleProof.sol"; contract MyContract { Using MerkleProof for bytes32[]; constructor() public {} function claim(bytes32[] memory proof, bytes32 root) returns (bool) { require(proof.verif…

Hi @naszam , Glad you were able to resolve. :partying_face: Usually good places to look are: the documentation, the contract and the tests. Documentation: https://docs.openzeppelin.com/contracts/3.x/api/cryptography#MerkleProof Contract: https://github.com/OpenZeppelin/openzeppelin-contracts/blob…

How to use MerkleProof library?

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How to use MerkleProof library?

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