javascript - Problem with url -

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var x = 20; xhr.open('get','http://127.0.0.1:8000/insert/x);

how can pass value of x in http string , get

xhr.open('get','http://127.0.0.1:8000/insert/20); request?

xhr.open('get','http://127.0.0.1:8000/insert/' + x);


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