🔢 添加行号Add Line Numbers

使用说明与常见问题How-to & FAQ

「添加行号」是什么？What is the Add Line Numbers?

在线给每一行文本添加行号，可设置起始数字和分隔符。Add line numbers to text with custom start number and separator.

如何使用「添加行号」？How do I use the Add Line Numbers?

在「添加行号」中，把内容粘贴或输入到上方输入框，按需设置「起始」、「分隔符」，结果会实时显示在下方，点击「复制结果」即可复制。In the Add Line Numbers: Paste or type into the input box, adjust "Start", "Separator"; the result appears below instantly — click "Copy result" to copy it.

处理大段文本会卡吗？Can it handle long text?

「添加行号」在浏览器中直接处理，几 MB 以内的文本通常瞬间完成；文本不会离开你的设备。The Add Line Numbers runs in your browser; text up to a few MB is usually processed instantly and never leaves your device.

「添加行号」免费吗？需要注册吗？Is the Add Line Numbers free? Do I need an account?

「添加行号」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Add Line Numbers is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.