JSFiddle - React, Tailwind, and code Playground

by zlojnaxa

HTML

<select class="size_of_buttoms" name="child">
    <option value="0">0</option>
    <option value="1">1</option>
    <option value="2">2</option>
    <option value="3">3</option>
    <option value="4">4</option>
    <option value="5">5</option>
</select>
<span></span>

JavaScript

document.getElementsByTagName('select')[0].addEventListener('change',function(){
	    ChildCount();
	},false);

	function ChildCount(){
	    document.getElementsByTagName('span')[0].innerHTML='<input>';
	    document.getElementsByTagName('input')[0].value=document.getElementsByTagName('select')[0].value;
	}