What is the difference between encodeURI and encodeURIComponent?

encodeURI encodes a full URL, preserving characters like '/' and '?'. encodeURIComponent encodes a single parameter value and escapes those characters too. This tool uses encodeURIComponent for maximum compatibility.

Does it handle the '+' sign in query strings?

Yes. Plus signs in query parameters are properly decoded as spaces.

ToolKits

URL Encoder / Decoder

Encode or decode URL components and query strings.

Plain text / URL to encode

Result

About the URL Encoder / Decoder

Spaces, ampersands, and special characters break URLs unless they are percent-encoded. Use this tool to encode a URL component before appending it to a query string, or decode an encoded URL to see its readable form.

How to use the URL Encoder / Decoder

Toggle between Encode and Decode.
Paste your input string.
The result appears instantly. Copy it with one click.

Frequently Asked Questions

What is the difference between encodeURI and encodeURIComponent?: encodeURI encodes a full URL, preserving characters like '/' and '?'. encodeURIComponent encodes a single parameter value and escapes those characters too. This tool uses encodeURIComponent for maximum compatibility.
Does it handle the '+' sign in query strings?: Yes. Plus signs in query parameters are properly decoded as spaces.