| allowClear | Show clear button, effective in multiple mode only. | boolean | false |
| filterOption | If true, filter options by input, if function, filter options agianst it. The function will receive two arguments, `inputValue` and `option`, if the function returns `true`, the option will be included in the filtered set; Otherwise, it will be excluded. | boolean or function(inputValue, option) | true |
| tags | When tagging is enabled the user can select from pre-existing options or create a new tag by picking the first choice, which is what the user has typed into the search box so far. | boolean |false |
| onSelect | Called when a option is selected. param is option's value and option instance. | function(value, option) | - |
| onDeselect | Called when a option is deselected. param is option's value. only called for multiple or tags, effective in multiple or tags mode only. | function(value) | - |
| onChange | Called when select an option or input value change, or value of input is changed in combobox mode | function(value, label) | - |
| onSearch | Callback function that is fired when input changed. | function(value: String) | |
| getPopupContainer | Parent Node which the selector should be renderd to. Default to `body`. When position issues happen, try to modify it into scrollable content and position it relative.[example](http://codepen.io/anon/pen/xVBOVQ?editors=001) | Function(triggerNode) | () => document.body |