« URL structure & normalization
Encoded characters
A browser encodes a space in a URL as %20. A GET form submission encodes it as + instead (the application/x-www-form-urlencoded convention). Both decode to the same value, but a scraper reading the raw query string needs to know which encoding it's looking at.
| Raw query string received | (none) |
| Decoded value of "value" | (not set) |
Try each encoding: %20, +, or submit the form below (which the browser encodes for you):