JSFiddle - React, Tailwind, and code Playground

by rixo

HTML

<link rel="stylesheet" href="http://cdn.sencha.io/ext-4.2.0-gpl/resources/css/ext-all.css">

JavaScript

Ext.widget('form', {
    renderTo: Ext.getBody()
    ,items: [{
        xtype:'checkbox',
        id: 'abc',
        checked: false,
        uncheckedValue: '0',
        inputValue: 1,
        boxLabel: 'change',
        name:'abc'
    }]
    ,tbar: [{
        text: 'Change label'
        ,handler: function() {
            Ext.getCmp('abc').setBoxLabel('New label ' + Math.round(Math.random()*1000));
        }
    }]
});