# IUniswapV2Router01









## Methods

### WETH

```solidity
function WETH() external pure returns (address)
```






#### Returns

| Name | Type | Description |
|---|---|---|
| _0 | address | undefined |

### addLiquidity

```solidity
function addLiquidity(address tokenA, address tokenB, uint256 amountADesired, uint256 amountBDesired, uint256 amountAMin, uint256 amountBMin, address to, uint256 deadline) external nonpayable returns (uint256 amountA, uint256 amountB, uint256 liquidity)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| tokenA | address | undefined |
| tokenB | address | undefined |
| amountADesired | uint256 | undefined |
| amountBDesired | uint256 | undefined |
| amountAMin | uint256 | undefined |
| amountBMin | uint256 | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountA | uint256 | undefined |
| amountB | uint256 | undefined |
| liquidity | uint256 | undefined |

### addLiquidityETH

```solidity
function addLiquidityETH(address token, uint256 amountTokenDesired, uint256 amountTokenMin, uint256 amountETHMin, address to, uint256 deadline) external payable returns (uint256 amountToken, uint256 amountETH, uint256 liquidity)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| token | address | undefined |
| amountTokenDesired | uint256 | undefined |
| amountTokenMin | uint256 | undefined |
| amountETHMin | uint256 | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountToken | uint256 | undefined |
| amountETH | uint256 | undefined |
| liquidity | uint256 | undefined |

### factory

```solidity
function factory() external pure returns (address)
```






#### Returns

| Name | Type | Description |
|---|---|---|
| _0 | address | undefined |

### getAmountIn

```solidity
function getAmountIn(uint256 amountOut, uint256 reserveIn, uint256 reserveOut) external pure returns (uint256 amountIn)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountOut | uint256 | undefined |
| reserveIn | uint256 | undefined |
| reserveOut | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountIn | uint256 | undefined |

### getAmountOut

```solidity
function getAmountOut(uint256 amountIn, uint256 reserveIn, uint256 reserveOut) external pure returns (uint256 amountOut)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountIn | uint256 | undefined |
| reserveIn | uint256 | undefined |
| reserveOut | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountOut | uint256 | undefined |

### getAmountsIn

```solidity
function getAmountsIn(uint256 amountOut, address[] path) external view returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountOut | uint256 | undefined |
| path | address[] | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### getAmountsOut

```solidity
function getAmountsOut(uint256 amountIn, address[] path) external view returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountIn | uint256 | undefined |
| path | address[] | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### quote

```solidity
function quote(uint256 amountA, uint256 reserveA, uint256 reserveB) external pure returns (uint256 amountB)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountA | uint256 | undefined |
| reserveA | uint256 | undefined |
| reserveB | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountB | uint256 | undefined |

### removeLiquidity

```solidity
function removeLiquidity(address tokenA, address tokenB, uint256 liquidity, uint256 amountAMin, uint256 amountBMin, address to, uint256 deadline) external nonpayable returns (uint256 amountA, uint256 amountB)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| tokenA | address | undefined |
| tokenB | address | undefined |
| liquidity | uint256 | undefined |
| amountAMin | uint256 | undefined |
| amountBMin | uint256 | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountA | uint256 | undefined |
| amountB | uint256 | undefined |

### removeLiquidityETH

```solidity
function removeLiquidityETH(address token, uint256 liquidity, uint256 amountTokenMin, uint256 amountETHMin, address to, uint256 deadline) external nonpayable returns (uint256 amountToken, uint256 amountETH)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| token | address | undefined |
| liquidity | uint256 | undefined |
| amountTokenMin | uint256 | undefined |
| amountETHMin | uint256 | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountToken | uint256 | undefined |
| amountETH | uint256 | undefined |

### removeLiquidityETHWithPermit

```solidity
function removeLiquidityETHWithPermit(address token, uint256 liquidity, uint256 amountTokenMin, uint256 amountETHMin, address to, uint256 deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external nonpayable returns (uint256 amountToken, uint256 amountETH)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| token | address | undefined |
| liquidity | uint256 | undefined |
| amountTokenMin | uint256 | undefined |
| amountETHMin | uint256 | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |
| approveMax | bool | undefined |
| v | uint8 | undefined |
| r | bytes32 | undefined |
| s | bytes32 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountToken | uint256 | undefined |
| amountETH | uint256 | undefined |

### removeLiquidityWithPermit

```solidity
function removeLiquidityWithPermit(address tokenA, address tokenB, uint256 liquidity, uint256 amountAMin, uint256 amountBMin, address to, uint256 deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external nonpayable returns (uint256 amountA, uint256 amountB)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| tokenA | address | undefined |
| tokenB | address | undefined |
| liquidity | uint256 | undefined |
| amountAMin | uint256 | undefined |
| amountBMin | uint256 | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |
| approveMax | bool | undefined |
| v | uint8 | undefined |
| r | bytes32 | undefined |
| s | bytes32 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amountA | uint256 | undefined |
| amountB | uint256 | undefined |

### swapETHForExactTokens

```solidity
function swapETHForExactTokens(uint256 amountOut, address[] path, address to, uint256 deadline) external payable returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountOut | uint256 | undefined |
| path | address[] | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### swapExactETHForTokens

```solidity
function swapExactETHForTokens(uint256 amountOutMin, address[] path, address to, uint256 deadline) external payable returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountOutMin | uint256 | undefined |
| path | address[] | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### swapExactTokensForETH

```solidity
function swapExactTokensForETH(uint256 amountIn, uint256 amountOutMin, address[] path, address to, uint256 deadline) external nonpayable returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountIn | uint256 | undefined |
| amountOutMin | uint256 | undefined |
| path | address[] | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### swapExactTokensForTokens

```solidity
function swapExactTokensForTokens(uint256 amountIn, uint256 amountOutMin, address[] path, address to, uint256 deadline) external nonpayable returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountIn | uint256 | undefined |
| amountOutMin | uint256 | undefined |
| path | address[] | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### swapTokensForExactETH

```solidity
function swapTokensForExactETH(uint256 amountOut, uint256 amountInMax, address[] path, address to, uint256 deadline) external nonpayable returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountOut | uint256 | undefined |
| amountInMax | uint256 | undefined |
| path | address[] | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |

### swapTokensForExactTokens

```solidity
function swapTokensForExactTokens(uint256 amountOut, uint256 amountInMax, address[] path, address to, uint256 deadline) external nonpayable returns (uint256[] amounts)
```





#### Parameters

| Name | Type | Description |
|---|---|---|
| amountOut | uint256 | undefined |
| amountInMax | uint256 | undefined |
| path | address[] | undefined |
| to | address | undefined |
| deadline | uint256 | undefined |

#### Returns

| Name | Type | Description |
|---|---|---|
| amounts | uint256[] | undefined |