This contract represents a basic implementation of the ERC-20 token standard in the Solidity programming language. It provides functionalities for token transfers, approvals, and a basic minting and burning mechanism.
This contract is licensed under the MIT License. Please refer to the MIT License for the full text.
- Solidity version: ^0.8.17
- Name: Solidity by Example
- Symbol: SOLBYEX
- Decimals: 18
solidity function transfer(address recipient, uint amount) external returns (bool); Transfers a specified amount of tokens from the sender's account to the recipient's account.
function approve(address spender, uint amount) external returns (bool); Approves the spender to spend a specified amount of tokens on behalf of the owner.
function transferFrom(address sender, address recipient, uint amount) external returns (bool); Transfers a specified amount of tokens from the sender's account to the recipient's account, provided the sender has been approved by the owner.
function mint(uint amount) external; Mints a specified amount of new tokens, adding them to the total supply and the sender's balance.
function burn(uint amount) external; Burns a specified amount of tokens, reducing the total supply and the sender's balance.
The Vault contract is designed to securely manage deposits and withdrawals of ERC-20 tokens while issuing and redeeming corresponding shares to participants. This implementation follows the ERC-20 interface for compatibility and transparency.
This contract is licensed under the MIT License. Please refer to the MIT License for the full text.
This contract includes the standard ERC-20 interface as specified by the IERC20
interface. This allows seamless interaction with the ERC-20 ecosystem.
The Vault
contract manages deposits and withdrawals of ERC-20 tokens while issuing and redeeming shares to participants.
constructor(address _token) {
token = IERC20(_token);
}