JSFiddle - React, Tailwind, and code Playground

HTML

<div id="cars">

</div>

JavaScript

var mycars = new Array();
mycars[0] = "Saab";
mycars[1] = "Volvo";
mycars[2] = "BMW";

jQuery(function(){
    var idx = 0;
    jQuery.each(mycars, function(){
        if(idx<mycars.length) jQuery('#cars')
            .append('<div data-role="collapsible"><h2></h2></div>');
        jQuery("#cars div h2:eq("+idx+")")
            .text(this);
        idx++;
    })
});