JSFiddle - React, Tailwind, and code Playground
HTML
<input type="text" name="adres" id="adres" />
<button type="submit" id="buton">Adres</button>
JavaScript
$("#buton").on( "click", function( event ) {
var deger = $("#adres").val()+".html";
var url = "http://adres.com/"+deger;
alert(url);
$(location).attr('href',url);
});