JSFiddle - React, Tailwind, and code Playground

HTML

<textarea id="log"></textarea>

CSS

#log {
    width: 30em;
    height: 10em;
}

JavaScript

var log = document.getElementById('log');

$.widget('blueimp.fileupload', {});
log.value += 'widgetEventPrefix 1: "' + $.blueimp.fileupload.prototype.widgetEventPrefix + '"\n';

$.widget('blueimp.fileupload', {});
log.value += 'widgetEventPrefix 2: "' + $.blueimp.fileupload.prototype.widgetEventPrefix + '"\n';

$.widget('blueimp.fileupload', {
    widgetEventPrefix: 'fileupload'
});
log.value += 'widgetEventPrefix 3: "' + $.blueimp.fileupload.prototype.widgetEventPrefix + '"\n';