在组件属性设置为新值时发生。

Occurs when a component property is set to a new value.

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可以通过一个高级组件属性设置传播的属性的数量。

The number of properties to broadcast can be set as an advanced component property.

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可以通过一个高级组件属性设置传播的属性的数量。

The number of properties to broadcast can be set as an advanced component property.

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