| id | string, id of the sidebar node |
| count | text, count for the sidebar node, can be plain text |
| className | text, (optional) custom class for the badge |
| style | text, (optional) additional style for the badge |
xxxxxxxxxx let sidebar = new w2sidebar({ name : 'sidebar', img : 'icon-page', nodes: [ { id: 'id-1', text: 'Level 1' }, { id: 'id-2', text: 'Level 2' }, { id: 'id-3', text: 'Level 3' } ] });xxxxxxxxxxw2ui.sidebar.setCount('id-1', '50', '', 'color: red');