Class Ext.Template

• String :

var t = new Ext.Template("<div>Hello {0}.</div>");
t.append('some-element', ['foo']);

• Array :
An Array will be combined with join('').

var t = new Ext.Template([
    '<div name="{id}">',
        '<span class="{cls}">{name:trim} {value:ellipsis(10)}</span>',
    '</div>',
]);
t.compile();
t.append('some-element', {id: 'myid', cls: 'myclass', name: 'foo', value: 'bar'});

var t = new Ext.Template(
    '<div name="{id}">',
        '<span class="{cls}">{name} {value}</span>',
    '</div>',
    // a configuration object:
    {
        compiled: true,      // compile immediately
        disableFormats: true // See Notes below.
    } 
);

Notes: