URL Encoder / Decoder

Encode and decode URL / URI components

URL Encoder / Decoder is a free online Developer tool. Encode and decode URL / URI components Related terms: url · encode · decode · uri · component. Use it on this page without signing in.

encodeURI / decodeURI
编码完整 URL，保留 : / ? & = # 等保留字符。适合整条 URL。
encodeURIComponent / decodeURIComponent
编码 URL 组件，所有特殊字符都会被编码。适合查询参数值。
Help

使用说明

  1. 在输入框粘贴需要编码或解码的文本
  2. 选择「编码」或「解码」按钮
  3. 支持整串 URL 编码与组件（component）编码两种模式
  4. 结果实时显示，可一键复制

常见问题

  • 数据处理安全吗？ 全程浏览器本地处理，不发送任何数据
  • 编码后中文变 %xx？ 属正常现象，URL 中非 ASCII 字符需百分号编码
  • 解码失败？ 请确认原文是合法的百分号编码字符串

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FAQ about URL Encoder / Decoder

What can URL Encoder / Decoder do?

URL Encoder / Decoder is a Developer tool. Encode and decode URL / URI components You can finish the job on this page.

Who should use URL Encoder / Decoder?

Anyone handling url · encode · decode · uri · component who does not want to install desktop software can use URL Encoder / Decoder in the browser.

Is URL Encoder / Decoder safe? Is my data uploaded?

This tool runs in your browser. We do not collect the content you enter into URL Encoder / Decoder just because you used it.

What similar tools exist?

Related tools in the same Developer group are listed at the bottom of this page.