UUID生成器
批量生成 v4 UUID，可选大写与去横线。
关于「UUID生成器」
它属于「编码加密」分类：常见编码、哈希与转义，全部在本地计算。
完全免费、无需注册；所有处理都在浏览器本地完成，文件不会上传到任何服务器。
相关关键词：UUID生成器、编码加密、uuid、guid、在线工具、免费
如何使用「UUID生成器」
- 打开工具：打开「UUID生成器」页面，无需注册、无需安装任何软件。
- 准备输入：准备好要处理的内容或文件：文本可直接粘贴，文件可拖入页面（本工具属于「编码加密」）。
- 填入内容：把内容粘贴进输入框，或把文件拖入页面；也可以点击「示例」先填入样例数据试一下。
- 设置选项并处理：按需调整页面上的选项，然后点击处理 / 转换 / 生成按钮。
- 获取结果：处理完全在浏览器本地完成，结果可直接复制或下载，文件不会上传到任何服务器。
常见问题
- UUID v4 会重复吗？
- 概率极低，相当于 122 位随机；实际使用中可视为唯一。
- 花括号是标准吗？
- 不是标准 UUID 字符串的一部分，只是部分系统（如 Windows 注册表）的书写习惯。
UUID Generator (English)
Batch-generate v4 UUIDs, optional upper-case and no dashes.
Belongs to “Encoding & Crypto”: Common encodings, hashes and escaping — all computed locally.
Free, no sign-up; everything runs locally in your browser and files are never uploaded.
Keywords: UUID Generator, Encoding & Crypto, uuid, guid, online tool, free
How to use it
- Open the tool：Open the “UUID Generator” page — no sign-up and nothing to install.
- Prepare the input：Prepare the content or file to process: paste text or drop a file onto the page (this tool belongs to “Encoding & Crypto”).
- Provide the input：Paste your content into the input box or drop a file onto the page; you can also click “Sample” to try example data first.
- Adjust options and run：Adjust the options if needed, then click the process / convert / generate button.
- Get the result：Everything runs locally in your browser; copy or download the result — your files are never uploaded.
FAQ
- Can UUID v4 collide?
- Collision probability is extremely low (122-bit random); treat as unique in practice.
- Are braces standard?
- Not part of the standard UUID string; just a convention in some systems (e.g. Windows registry).
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