@@ -39,7 +39,7 @@ In addition to the [universal attributes](ts-universal-attributes-size.md), the
| popupFont | [Font](ts-types.md#font) | Font style of the pop-up text.<br>Default value:<br>{<br>size:10,<br> style:FontStyle.Normal,<br> weight:FontWeight.Normal,<br> family:'HarmonyOS Sans'<br>} |
| font | [Font](ts-types.md#font) | Default font style of the alphabetic index bar.<br>Default value:<br>{<br>size:10,<br> style:FontStyle.Normal,<br> weight:FontWeight.Normal,<br> family:'HarmonyOS Sans'<br>} |
| itemSize | string \| number | Size of an item in the alphabetic index bar. The item is a square, and the side length needs to be set. This attribute cannot be set to a percentage.<br>Default value: **24.0**<br>Unit: vp|
| alignStyle | value: [IndexerAlign](#indexeralign),<br>offset<sup>10+</sup>?: [Length](ts-types.md#length) | Alignment style of the alphabetic index bar.<br>**value**: alignment of the alphabetic index bar with the pop-up window, which can be left-aligned or right-aligned.<br>Default value: **IndexerAlign.Right**<br>**offset**: spacing between the pop-up window and the alphabetic index bar. A value greater than or equal to 0 is valid. If this attribute is set to a value less than 0 or is not set, the spacing is the same as **popupPosition.x**.|
| alignStyle | value: [IndexerAlign](#indexeralign),<br>offset<sup>10+</sup>?: [Length](ts-types.md#length) | Alignment style of the alphabetic index bar.<br>**value**: alignment of the alphabetic index bar with the pop-up window, which can be left-aligned or right-aligned.<br>Default value: **IndexerAlign.Right**<br>**offset**: spacing between the pop-up window and the alphabetic index bar. A value greater than or equal to 0 is valid. If this parameter is set to a value less than 0 or is not set, the spacing is the same as **popupPosition.x**. If this parameter and **popupPosition** are set at the same time, **offset** takes effect in the horizontal direction and **popupPosition.y** takes effect in the vertical direction.|
| selected | number | Index of the selected item.<br>Default value: **0**<br>Since API version 10, this parameter supports [$$](../../quick-start/arkts-two-way-sync.md) for two-way binding of variables.|
| popupPosition | [Position](ts-types.md#position8) | Position of the pop-up window relative to the center of the indexer bar's top border.<br>Default value: **{x:96.0, y:48.0}**|
| popupSelectedColor<sup>10+</sup> | [ResourceColor](ts-types.md#resourcecolor) | Color of the selected text excluding the initial letter in the pop-up window.<br>Default value: **#FF182431**|
