购物车数量加减,并统计选中数量和选中总价

上传者: ldxlz224 | 上传时间: 2022-06-17 14:22:55 | 文件大小: 2.65MB | 文件类型: ZIP
购物车,listview列表,点击+ - 号 增加减少数量,计算单个条目总价,点击checkbox选中,并统计选中数量,统计选中所有商品的总价。

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