IERC20
IERC20
Interface smart contract of the ERC20 smart contract implementation.
Methods
allowance
function allowance(address owner, address spender) external view returns (uint256)Used to grant permission to an account to spend the tokens of another
Parameters
| Name | Type | Description |
|---|---|---|
| owner | address | Address that owns the tokens |
| spender | address | Address that is being granted the permission to spend the tokens of the owner |
Returns
| Name | Type | Description |
|---|---|---|
| _0 | uint256 | Amount of tokens that the spender can manage |
transfer
function transfer(address to, uint256 amount) external nonpayable returns (bool success)Used to transfer tokens from the caller's account to another.
Parameters
| Name | Type | Description |
|---|---|---|
| to | address | Address of the account to which the tokens are being transferred |
| amount | uint256 | Amount of tokens that are being transferred |
Returns
| Name | Type | Description |
|---|---|---|
| success | bool | A boolean value signifying whether the transfer was succesful (true) or not (false) |
transferFrom
function transferFrom(address from, address to, uint256 amount) external nonpayable returns (bool success)Used to transfer tokens from one address to another.
Parameters
| Name | Type | Description |
|---|---|---|
| from | address | Address of the account from which the the tokens are being transferred |
| to | address | Address of the account to which the tokens are being transferred |
| amount | uint256 | Amount of tokens that are being transferred |
Returns
| Name | Type | Description |
|---|---|---|
| success | bool | A boolean value signifying whether the transfer was succesful (true) or not (false) |