JSFiddle - React, Tailwind, and code Playground

HTML

<button id='btn-0'>One</button>
<button id='btn-1'>Two</button>
<button id='btn-2'>Three</button>
<button id='btn-3'>Four</button>

JavaScript

var j = 0;
for (j = 0; j < 10; j++) {
		$('#btn-' + j).click(function() {
			alert(j);
		});
}