Krknv/js__url_add_param.md

## js__url_add_param.md

      
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              js__url_add_param.md
            
          
    Adding a parameter to the URL with JavaScript
var url = new URL("http://foo.bar/?x=1&y=2");

// If your expected result is "http://foo.bar/?x=1&y=2&x=42"
url.searchParams.append('x', 42);

// If your expected result is "http://foo.bar/?x=42&y=2"
url.searchParams.set('x', 42);

https://stackoverflow.com/questions/486896/adding-a-parameter-to-the-url-with-javascript