html <!DOCTYPE html> <html lang="zh-CN"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>腹肌锻炼打卡</title> <style> body { font-family: Arial, sans-serif; background-color: #f4f4f4; display: flex; justify-content: center; align-items: center; height: 100vh; margin: 0; } .container { background-color: #fff; padding: 20px; border-radius: 5px; box-shadow
这段 HTML 和 JavaScript 代码整体结构清晰，功能较为完整。以下是一些可能的优化建议： 在 JavaScript 部分，可以添加一些错误处理机制，比如在获取 `localStorage` 数据或进行数据存储时，处理可能出现的异常情况。 为了提高代码的可维护性，可以将与打卡逻辑相关的代码提取为单独的函数，使其功能更加独立和清晰。 在样式方面，可以考虑为不同状态（已打卡和未打卡）的按钮设置不同的样式，以提供更直观的视觉反馈。 额外需要注意的逻辑点： 1. 确保 `localStorage` 的使用符合隐私和数据存储的相关规定。 2. 考虑添加用户交互的提示信息，例如打卡成功或已打卡的弹窗提示。 3. 对代码进行充分测试，包括不同日期的打卡情况以及异常情况的处理。 [2025-03-05 21:41:57 | AI写代码神器 | 189点数解答]
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