1e41f4b71Sopenharmony_ci# toolbar
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3e41f4b71Sopenharmony_ci>  **NOTE**
4e41f4b71Sopenharmony_ci>
5e41f4b71Sopenharmony_ci>  This component is supported since API version 5. Updates will be marked with a superscript to indicate their earliest API version.
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7e41f4b71Sopenharmony_ciThe **\<toolbar>** component provides a bar that is usually placed at the bottom of a page to display operation options for the page.
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9e41f4b71Sopenharmony_ci
10e41f4b71Sopenharmony_ci## Required Permissions
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12e41f4b71Sopenharmony_ciNone
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15e41f4b71Sopenharmony_ci## Child Components
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17e41f4b71Sopenharmony_ciOnly the **\<toolbar-item>** component is supported.
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19e41f4b71Sopenharmony_ci>  **NOTE**
20e41f4b71Sopenharmony_ci>
21e41f4b71Sopenharmony_ci>  A maximum of five **\<toolbar-item>** child components can be displayed in a **\<toolbar>** component. If there are six or more toolbar items, the first four are displayed, and the rest items are added to the **More** list of the toolbar. Users can click **More** to view the items. The list is displayed in the default style instead of the custom style set for the \<toolbar-item> components.
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24e41f4b71Sopenharmony_ci## Attributes
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26e41f4b71Sopenharmony_ciThe [universal attributes](js-components-common-attributes.md) are supported.
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29e41f4b71Sopenharmony_ci## Styles
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31e41f4b71Sopenharmony_ciThe [universal styles](js-components-common-styles.md) are supported.
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33e41f4b71Sopenharmony_ci>  **NOTE**
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35e41f4b71Sopenharmony_ci>  The **height** style is not supported. The height is fixed at 56px.
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37e41f4b71Sopenharmony_ci
38e41f4b71Sopenharmony_ci## Events
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40e41f4b71Sopenharmony_ciNot supported
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42e41f4b71Sopenharmony_ci
43e41f4b71Sopenharmony_ci## Methods
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45e41f4b71Sopenharmony_ciNot supported
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47e41f4b71Sopenharmony_ci
48e41f4b71Sopenharmony_ci## Example
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50e41f4b71Sopenharmony_ciFor details, see [Example in toolbar-item](js-components-basic-toolbar-item.md).
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