gistfile1.txt

Ext.create('Ext.form.Panel', {
    title: 'Simple Form',
    bodyPadding: 5,
    width: 350,

    layout: 'anchor',
    defaults: {
        anchor: '100%'
    },

    viewModel: {
        data: {
            fname: 'The',
            lname: 'Doctor',
            buttonText: 'Who?'
        }
    },             

    defaultType: 'textfield',
    items: [{
        fieldLabel: 'First Name',
        name: 'first',
        allowBlank: false,
        bind: {
            value: '{fname}'
        }
    },{
        fieldLabel: 'Last Name',
        name: 'last',
        allowBlank: false
    },{
        xtype: 'button',

    }],

    renderTo: Ext.getBody()
});