# Function: offBackpackItemSwap

offBackpackItemSwap(handler?: BackpackItemSwapEventHandler): void

取消注册 背包物品交换 事件处理函数

example

import { backpackSystem } from '@timi/mogs-sdk';

const handler: backpackSystem.BackpackItemSwapEventHandler = (event) => {
  // ...
};
backpackSystem.onBackpackItemSwap(handler);
backpackSystem.offBackpackItemSwap(handler);
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# 参数:

属性 类型
handler? BackpackItemSwapEventHandler

# 返回值:

void