JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text" value="test"><br>
<input type="text" value=""><br>
<input type="text" value=""><br>
<input type="text" value="test"><br>
<input type="button" value="salvesta" id="salvesta">
<input type="button" value="peida" id="peida">

JavaScript

var $muutuja;
$('#salvesta').click(function(){
    $muutuja = $('input').filter(function(){
        if (!$(this).val()) {
            return true;
        }
        return false;
    });
});

$('#peida').click(function(){

    $muutuja.hide();
});