Hi Everyone, I’m trying to use an ERC721 token in an election application. I’ve been tracing through the ERC721PresetMinterPauserAutoId contract and inherited contracts to understand how everything is connected and functions. I’m stuck on _beforeTokenTransfer. The function is described in the docu…

Hi @cjd9s , Welcome to the community :wave: Hooks allow you lots of flexibility in modifying the behaviour of a token by allowing you to execute functionality, in the case of the _beforeTokenTransfer hook, you can execute functionality before the token is transferred. You could restrict transfer (…

How to use _beforeTokenTransfer when extending ERC721PresetMinterPauserAutoId contract?

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abcoathup Split this topic April 22, 2021, 7:53am 8

A post was split to a new topic: _beforeTokenTransfer for ERC20 transfer logic

Topic		Replies	Views
ERC20PresetMinterPauser.sol _beforeTokenTransfer() Hook Utility Contracts	7	1261	July 16, 2020
Implementation details of _beforeTokenTransfer Contracts token	3	2593	April 6, 2021
_beforeTokenTransfer for ERC20 transfer logic Contracts	2	1502	April 22, 2021
Where this _beforeTokenTransfer function come from on erc1155 contract? Contracts erc1155	3	1430	July 3, 2023
How to had a hook before the transferFrom function ERC20 Smart Contracts	0	110	May 21, 2024

How to use _beforeTokenTransfer when extending ERC721PresetMinterPauserAutoId contract?

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