Examples
https://example.com/search?q=test query
https%3A%2F%2Fexample.com%2Fsearch%3Fq%3Dtest%20query
mailto:[email protected]?subject=Hello World
mailto%3Atest%40example.com%3Fsubject%3DHello%20World
Special chars: & = + ?
Special%20chars%3A%20%26%20%3D%20%2B%20%3F
Result
URL Encoding Guide
Common Encoded Characters:
Space → %20 or + (in form data)
Ampersand (&) → %26
Equals (=) → %3D
Question Mark (?) → %3F
Slash (/) → %2F
Colon (:) → %3A
At sign (@) → %40
Percent (%) → %25
When to Use URL Encoding:
- URL parameters with special characters
- API requests with query strings
- Form data submission (application/x-www-form-urlencoded)
- Creating clean, shareable URLs
- Preventing XSS attacks in URL parameters