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WETH ​

0xE28AfD8c634946833e89ee3F122C06d7C537E8A8

Simple Wrapped Ether implementation.

State Variables ​

_DEPOSIT_EVENT_SIGNATURE ​

keccak256(bytes("Deposit(address,uint256)")).

solidity
uint256 private constant _DEPOSIT_EVENT_SIGNATURE =
    0xe1fffcc4923d04b559f4d29a8bfc6cda04eb5b0d3c460751c2402c5c5cc9109c;

_WITHDRAWAL_EVENT_SIGNATURE ​

keccak256(bytes("Withdrawal(address,uint256)")).

solidity
uint256 private constant _WITHDRAWAL_EVENT_SIGNATURE =
    0x7fcf532c15f0a6db0bd6d0e038bea71d30d808c7d98cb3bf7268a95bf5081b65;

Functions ​

name ​

Returns the name of the token.

solidity
function name() public view virtual override returns (string memory);

symbol ​

Returns the symbol of the token.

solidity
function symbol() public view virtual override returns (string memory);

deposit ​

Deposits amount ETH of the caller and mints amount WETH to the caller. Emits a Deposit event.

solidity
function deposit() public payable virtual;

withdraw ​

Burns amount WETH of the caller and sends amount ETH to the caller. Emits a Withdrawal event.

solidity
function withdraw(uint256 amount) public virtual;

receive ​

Equivalent to deposit().

solidity
receive() external payable virtual;

Events ​

Deposit ​

Emitted when amount is deposited from from.

solidity
event Deposit(address indexed from, uint256 amount);

Withdrawal ​

Emitted when amount is withdrawn to to.

solidity
event Withdrawal(address indexed to, uint256 amount);

Errors ​

ETHTransferFailed ​

The ETH transfer has failed.

solidity
error ETHTransferFailed();