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URL encode and decode

Encode or decode complete URLs, URI components and form values.

Get started

  1. Use the example values or enter your own measurements.
  2. Calculate, then copy the result or download the available details.

Example

Input

Encode component: a+b & c

Expected result

a%2Bb%20%26%20c

Try it

Good to know

The calculation runs in your browser. Use consistent units in fields with no explicit unit.

Calculation method

Component encoding escapes reserved separators. Full URL encoding preserves separators. Form encoding uses plus for spaces.