The URL Encoder / Decoder is a simple tool for converting text to a URL-safe format (percent-encoding) and back.
URLs can only send over the Internet using the US-ASCII character set. Since URLs often contain characters outside the ASCII set, the URL has to be converted into a valid ASCII format. URL encoding replaces unsafe ASCII characters with a "%" followed by two hexadecimal digits.
%20, making the string safe for use in a URL query parameter.