How to add url parameter to the current url?

Question

Currently I\'m at

http://example.com/topic.php?id=14 

and I want to make a link to

http://example.com/topic.php?id=14&         


        

Answer 1

In case you want to add the URL parameter in JavaScript, see this answer. As suggested there, you can use the URLSeachParams API in modern browsers as follows:

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