# Class: HistoryPerformanceChangeEvent
• HistoryPerformanceChangeEvent()
历史赛季表现更新事件
# Properties
# Readonly
currentValue
• currentValue: ReadonlyClone‹HistoryPerformance[]›
Inherited from AccountUpdateEvent.currentValue
数据改变后的值
Returns: ReadonlyClone‹HistoryPerformance[]›
# Readonly
previousValue
• previousValue: ReadonlyClone‹HistoryPerformance[]›
Inherited from AccountUpdateEvent.previousValue
数据改变前的值
Returns: ReadonlyClone‹HistoryPerformance[]›
# Readonly
type
• type: HistoryPerformanceChange
Inherited from AccountDisplacedEvent.type
事件类型,由具体的事件构造时提供
Returns: HistoryPerformanceChange