JSFiddle - React, Tailwind, and code Playground

HTML

<div>
<button>click</button>
</div>

JavaScript

$('body').on('click', 'button', function(){
    $('div').before('<input value=clk2 class=tmp0 type=button>');
});

$('body').on('click', '.tmp0', function(){
    alert(2);
});