![solidity - Implementing an ERC20 Smart-Contract within another Smart-Contract - Ethereum Stack Exchange solidity - Implementing an ERC20 Smart-Contract within another Smart-Contract - Ethereum Stack Exchange](https://i.stack.imgur.com/uGOGh.png)
solidity - Implementing an ERC20 Smart-Contract within another Smart-Contract - Ethereum Stack Exchange
![Beta] ERC20 approve() -- UI makes it look like tokens are being sent · Issue #3423 · MetaMask/metamask-extension · GitHub Beta] ERC20 approve() -- UI makes it look like tokens are being sent · Issue #3423 · MetaMask/metamask-extension · GitHub](https://user-images.githubusercontent.com/1810346/36940626-9f7c013e-1f14-11e8-8876-29ba1d3b6575.png)
Beta] ERC20 approve() -- UI makes it look like tokens are being sent · Issue #3423 · MetaMask/metamask-extension · GitHub
![ERC20 integration looks confusing for ERC721 tokens · Issue #7014 · MetaMask /metamask-extension · GitHub ERC20 integration looks confusing for ERC721 tokens · Issue #7014 · MetaMask /metamask-extension · GitHub](https://user-images.githubusercontent.com/4406463/63072972-76722300-bef4-11e9-91c1-f0f86943b87b.png)
ERC20 integration looks confusing for ERC721 tokens · Issue #7014 · MetaMask /metamask-extension · GitHub
![Metamask doesn't respect token decimals when calling approve on ERC20 · Issue #4984 · MetaMask/metamask-extension · GitHub Metamask doesn't respect token decimals when calling approve on ERC20 · Issue #4984 · MetaMask/metamask-extension · GitHub](https://user-images.githubusercontent.com/39411116/43841656-56736c54-9b2c-11e8-97b2-dc555aece2be.png)