JSFiddle - React, Tailwind, and code Playground

by russau

HTML

<script src="http://sayersr-public.s3.amazonaws.com/jsrsasign-latest-all-min.js"></script>

JavaScript

longstring = "123454567890" +
    "123454567890" +
    "123454567890" +
    "123454567890" +
    "123454567890" +
    "123454567890" +
    "123454567890";

var index = 64;
var pos = 0;
do { 
    $('body').append(longstring.substring(pos, pos + index));
    $('body').append('!!<br>');
    pos += index;
} while (pos < longstring.length);

//$('body').append(longstring.substring(65, 65+64));