subtitle:Top search boxcols:1order:8---Usually placed as an entry to the global search, placed on the right side of the navigation toolbar.## API参数 | 说明 | 类型 | 默认值----|------|-----|------placeholder | placeholder text | string | -dataSource | current list of prompts | string[] | -
onSearch | Called when searching items. | function(value) | -onChange | Called when select an option or input value change, or value of input is changed | function(value) | -onSelect | Called when a option is selected. param is option's value and option instance. | function(value) | -
onPressEnter | Callback when pressing Enter | function(value) | -onVisibleChange | Show or hide the callback of the text box | function(value) |-defaultOpen | The input box is displayed for the first time. | boolean | false
