JSFiddle - React, Tailwind, and code Playground

by Andrey Chernomyrdin

HTML

Output
<p id="out"></p>
<form id="form">
    <input type="text" name="loc" value="xxx.php?_=1" />
    <input type="text" name="out" disabled="disabled" />
    <button type="submit">Run!</button>
</form>

CSS

input {
    display: block;
    width: 100%;
}

JavaScript

function setLocation (loc) {
    return /^.*\//.exec(location.href) + loc;
}
$("#form").on("submit", function (event) {
    var $form = $(event.target);
    
    $(":input[name=out]", $form).val(
        setLocation(
            $(":input[name=loc]",$form).val()
        )
    );
    return false;
});