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URL encoding
Both the HTTP unsubscription link
https://ww w.company.example.com/ unsubscribe?email=max.mustermann@gmail.com&list=Autumn campaignand the mailto link
mailto:inbox@company.example.com?subject=unsubscribe&body=email%3Dmax.mustermann@gmail.com%0Alist%3DAutumn campaigncontain characters that follow URL encoding These are marked greenin the examples.
|
Character |
Explanation |
|---|---|
|
? |
The question mark introduces the data part (query string) of the URL or the mailto link. |
|
= |
The equals sign is entered between a parameter and its value. |
|
& |
The & sign is used as a separator between “Parameter=Value” elements in the data part. |
|
%3D |
This character sequence is the same as the equals sign. |
|
%0A |
This character sequence is the same as the newline sign. |
For further information on URL encoding see the following link:
