This function returns a URL encoded string.
ENCODEURL(text)
Specify the text to be encoded for the argument.
This function is used to replace the special characters, such as "/", or "#, or "," and so on, which either is not a valid character for URL or either has its own meaning.
Accepts string data. Returns string data.
ENCODEURL(D1) gives the result TOP, where D1 is the cell reference with text TOP