JSFiddle - React, Tailwind, and code Playground

by steven keezer

HTML

<textarea id='foo' style='width:100%;height:200px'></textarea>

JavaScript

function randString(x){
    var s = "";
    while(s.length<x&&x>0){
        var r = Math.random();
        s+= (r<0.1?Math.floor(r*100):String.fromCharCode(Math.floor(r*26) + (r>0.5?97:65)));
    }
    return s;
}

document.getElementById("foo").value = randString(10);