Why do we need URL encoding?

URLs can only be sent over the internet using the ASCII character-set. URL encoding converts non-ASCII characters and delimiters into percent-encoded hex equivalents.

What is the difference between encodeURI and encodeURIComponent?

encodeURI preserves URL structure characters like ?, =, & and /. encodeURIComponent encodes all special characters to make them safe as single query parameters.

URL Encoder/Decoder

Encode or decode URLs and query parameters online. Select between component or full URL modes for standard percent-encoding compliance.

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How to Use URL Encoder/Decoder

Select the mode: URL Encode or URL Decode.
Select whether to process the full URL or just a single component.
Paste your string and view the result instantly.

URL Percent Encoding Guidelines

URL encoding replaces unsafe ASCII characters with a % followed by two hexadecimal digits. Spaces are typically encoded as %20 or +.

Frequently Asked Questions

Why do we need URL encoding?: URLs can only be sent over the internet using the ASCII character-set. URL encoding converts non-ASCII characters and delimiters into percent-encoded hex equivalents.
What is the difference between encodeURI and encodeURIComponent?: encodeURI preserves URL structure characters like ?, =, & and /. encodeURIComponent encodes all special characters to make them safe as single query parameters.