| 1 | // SPDX-License-Identifier: MIT |
| 2 | pragma solidity ^0.8.20; |
| 3 | |
| 4 | /// @title Counter |
| 5 | /// @notice A simple counter contract that allows incrementing and setting a number |
| 6 | /// @dev This contract maintains a single uint256 state variable that can be modified |
| 7 | contract Counter { |
| 8 | /// @notice The current counter value |
| 9 | /// @dev Public state variable automatically generates a getter function |
| 10 | uint256 public number; |
| 11 | |
| 12 | /// @notice Sets the counter to a specific value |
| 13 | /// @dev Updates the number state variable to the provided value |
| 14 | /// @param newNumber The new value to set the counter to \n |
| 15 | /// \n |
| 16 | /// ```markdown-ui-widget \n |
| 17 | /// { "type": "form", "id": "setNumber", "submitLabel": "Set Number", "fields": [{ "type": "text-input", "id": "newValue", "label": "New Counter Value", "placeholder": "Enter number", "default": "42" }] } \n |
| 18 | /// ``` \n |
| 19 | function setNumber(uint256 newNumber) public { |
| 20 | number = newNumber; |
| 21 | } |
| 22 | |
| 23 | /// @notice Increments the counter by 1 |
| 24 | /// @dev Increases the number state variable by 1 using the increment operator \n |
| 25 | /// \n |
| 26 | /// ```markdown-ui-widget \n |
| 27 | /// { "type": "form", "id": "increment", "submitLabel": "Increment", "fields": [] } \n |
| 28 | /// ```\n |
| 29 | function increment() public { |
| 30 | number++; |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | |