Questions tagged [erc-223]
For questions regarding the use of tokens using the ERC223 standard.
56 questions
3 votes
2 answers
666 views
Identifying ERC-721, ERC-777, & ERC-223 Contracts in the EVM via eth.getTransactionReceipts(), etc
Is there any specific way of identifying ERC-721, ERC-777, & ERC-223 contract events under the EVM, specifically under the eth.getTransactionReceipt() function? I know there's a way for ERC-20 ...
- 59
0 votes
1 answer
118 views
Cannot mint ERC223 token
Hello I have a simple implementation for a ERC223 Token. I use this repository: ERC223-token-standard Here is my contract Code: pragma solidity ^0.5.8; import "./ERC223-token-standard-development/...
- 123
1 vote
2 answers
2k views
Issue with Ganche and Truffle with Metamask. Can't load token balance
I'm testing to create a token in Truffle; it compiles fine, but it won't load the balance of the token in to Metamask. I've set the connection correct: it does load the ETH balances of the Ganache ...
- 11
0 votes
0 answers
154 views
ERC1410 Security Token
I am searching for an ERC1410 security token contract source code (must be tested) to implement in another contract, there is a github repo available but it is written in the beginning that the code ...
2 votes
1 answer
306 views
What is the current distribution of ERC Token Standards in the top 100-1000 most active token contracts?
From ERC 677 Motivation ERC20 requires a multistep process for tokens to be transferred to a contract. First approvemust be called on the token contract, enabling the contract to withdraw the ...
- 173
1 vote
1 answer
144 views
Where can I find public and known ERC20-Contracts from existing ICOs
In order to list real live example code for ERC20-Token and Crowdsales at a talk about Smart Contracts I'm looking for such projects? Who can recommend me the real GOOD examples out there (and not ...
- 337
1 vote
2 answers
1k views
How can we detect if tokens are transferred to our smart contract and avoid "allow"?
Imagine you have a smart contract that accepts all forms of ERC20s. You want users to call a function by which they will send you their ERC20s and in exchange receive a greeting. Technically we can ...
- 65
0 votes
1 answer
68 views
why do ERC223 supporting contracts need to maintain the token list
I was going through ERC223 and read that contracts which are supporting any erc223 token contract should maintain the list for them so that they can accept only those tokens. Is that the correct ...
- 350
1 vote
1 answer
58 views
Will ERC223 Tokens work after Serenity Update?
Trying to understand what we should expect after External Owned Accounts will be treated as Contracts after second Serenity update will be live. How does it influence ERC223 Tokens, will they break ...
- 307
1 vote
1 answer
3k views
Solidity 0.5.2 - OpenZeppelin - New SafeERC20 callOptionalReturn(token,data)
i've been trying to mix ERC20 functionality with ERC223 function overloading technique and create a bridge for backwards compatibility using SafeERC20. For relevancy sake i renamed SafeERC20 into ...
- 307
0 votes
1 answer
388 views
Difference between ERC20 and ERC223
i still don't get the idea behind the "if you send 100 ERC20 to a contract, they're stuck there and these 100 ERC20 are lost forever".. i really don't get.. like, a contract has an address and a ...
3 votes
2 answers
1k views
Update Solidity - 0.5.4 (ERC20 + ERC677)
I'm trying to create an ERC20 Token that can send Tokens to a Receiver Contract similar to how ERC223 does and i decided to try ERC677 but i can't understand how to update this code to match Solidity ...
- 307
0 votes
1 answer
261 views
Is there any Reentrancy attack in given code snippet? If yes then how can I fix it?
function withdrawForeignTokens(address _tokenContract) onlyOwner IsAuthenticate public returns (bool) { ERC223Interface token = ERC223Interface(_tokenContract); return token.transfer(...
- 417
0 votes
1 answer
290 views
Why we use 1000 to divide our fees?
function transferToAddress(address _to, uint _value, bytes memory _data) internal returns (bool success) { require (_to != msg.sender && _to != address(0)); uint fee = ...
- 417
2 votes
1 answer
289 views
Contract that converts ERC20 token into a new ERC223 according to specific exchange rate
I did some research but I couldn't find anything so specific. I would like users that own a specific ERC20 token to be able to use it to buy an ERC223 token generated by a contract according to ...
- 91