# Class: AttributeUpdateEvent
• AttributeUpdateEvent()
属性更新事件
# Properties
# Readonly
attributeId
• attributeId: number
(发生变更的)属性 ID
Returns: number
# Readonly
currentValue
• currentValue: ReadonlyClone‹Attribute | undefined›
Inherited from AccountUpdateEvent.currentValue
数据改变后的值
Returns: ReadonlyClone‹Attribute | undefined›
# Readonly
previousValue
• previousValue: ReadonlyClone‹Attribute | undefined›
Inherited from AccountUpdateEvent.previousValue
数据改变前的值
Returns: ReadonlyClone‹Attribute | undefined›
# Readonly
type
• type: AttributeUpdateEventType
Inherited from AccountDisplacedEvent.type
事件类型,由具体的事件构造时提供
Returns: AttributeUpdateEventType