JSFiddle - React, Tailwind, and code Playground

HTML

<div id="repeating"></div>

CSS

#repeating {
    width: 100px;
    height: 100px;
    overflow: hidden;
    border: 1px solid black;
}

JavaScript

var lastAppended = $("<span>some text</span>");
var repeatingArea = $("#repeating");
repeatingArea.append(lastAppended);
while (lastAppended.position().top < repeatingArea.height()) {
    lastAppended = lastAppended.clone();
    repeatingArea.append(lastAppended);
}