I’m trying to write a function that allows my contract to approve another contract to spend my contract’s erc20 token. The transaction is always failing however, and I’m not sure why. The code is as simple as erc20Contract.approve(<spender-address>, 10000000) :computer: Environment Solidity 0.5.…

Hi @michaelcohen716 , Yes we can. I created the following example (using OpenZeppelin CLI) Holder.sol Holder of tokens pragma solidity ^0.6.0; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "./Recipient.sol"; contract Holder { function approveOtherContract(IERC20 token, add…

Is it possible to call the erc20 approve function from another contract?

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abcoathup Split this topic October 5, 2020, 1:01am 5

3 posts were split to a new topic: Approve ERC20 token on another contract

Topic		Replies	Views
Approve ERC20 token on another contract Contracts	3	6132	October 5, 2020
Example on how to use ERC20 token in another contract Guides and Tutorials erc20	21	44156	May 26, 2022
ERC721 get APPROVE of many ERC20 General erc20 , erc721	1	515	June 18, 2021
Msg.sender problem for calling ERC20 token contract from another contract returns contract address Support	3	1331	December 5, 2019
How to make smart contracts accept erc20 token Smart Contracts erc20	14	1092	June 17, 2022

Is it possible to call the erc20 approve function from another contract?

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