URL encoding

Convert characters in a URL to be “percent encoded”, or reverse them.

e.g. # becomes %23.

HTML

• w3schools.com/tags/ref_urlencode.ASP - Reference table and conversion tool. Note the form tool will not convert certain characters like - or ., nor will JS EncodeURIComponent.
• url-encode-decode.com - Conversion tool
• urlencoder.org - Conversion tool

Languages

• Python
• JavaScript