forráskód:
<center><div style="font-size:30vw" id="szam">_</div><br>Minimum: <input type="number" id="min" value="1" size="2"><br>Maximum: <input type="number" id="max" value="9" size="2"><br><button style="font-size:5vw;background-color:green;color:black;" type="button" id="sorsol" onclick="mini=Math.ceil(parseInt(document.getElementById('min').value));maxi=Math.floor(parseInt(document.getElementById('max').value));if (maxi<mini){document.getElementById('szam').innerHTML='NaN';} else {mini=Math.ceil(parseInt(document.getElementById('min').value));maxi=Math.floor(parseInt(document.getElementById('max').value));x=Math.floor(Math.random() * (maxi-mini+1)) + mini;document.getElementById('szam').innerHTML=x;}">Új számot kérek!</button></center>