JSFiddle - React, Tailwind, and code Playground

by xonev

JavaScript

var guidI = 0,
    guidJ = 0,

    // This should be able to handle up to 256 different (fake) guids.
    getGuid = function () {
        if (guidI > 15) {
            alert("Out of GUIDs.");
            return null;
        }
        
        var guid = 'FBE6C921-1B83-4462-96CC-8FC6489223' +
            guidI.toString(16) + guidJ.toString(16);
        if (guidJ < 15) {
            guidJ += 1;
        }
        else {
            guidJ = 0;
            guidI += 1;
        }
        return guid;
    };

for (i = 0; i < 257; i += 1) {
       document.write(getGuid() + "<br/>");
}