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ToolSMA

URL Encoder / Decoder

Query parameterDecoded value
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Percent-encode special characters so text can be safely placed in a URL, or decode an encoded URL back into readable text. Also parses query parameters into a table.

How to use the URL Encoder / Decoder

  1. Paste your text or URL.
  2. Click Encode or Decode.
  3. Copy the result.

Component vs full URL encoding

Component encoding (encodeURIComponent) escapes every reserved character including / ? & = and is used for individual query values. Full URL encoding (encodeURI) keeps the URL structure intact and only escapes invalid characters.

Frequently asked questions

Why is a space encoded as %20?

Spaces are not allowed in URLs; %20 is the hexadecimal byte value for a space. In form data it may appear as +.