harmony 鸿蒙Universal Attributes

  • 2023-06-24
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Universal Attributes

Common Attributes

Common attributes are used to set component identities and appearance.

Name Type Mandatory Description
id string No Unique ID of the component.
style string No Style declaration of the component.
class string No Style class of the component, which is used to refer to a style table.
ref string No Reference information of child elements, which is registered with the parent component on $refs.

Rendering Attributes

Rendering attributes are used to set whether a component is rendered.

Name Type Description
for Array Expands the current element based on the configured data list.
if boolean Whether the element is added or removed.
show boolean Whether the element is displayed or hidden.

NOTE

Do not set styles in attribute fields.

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