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1.Lists 中处理合并Key相同的Tuple
CashInfo1 = [{?PAY_TYPE_YUANBAO, NeedYuanBao + OldNeedYuanbao}|lists:keydelete(?PAY_TYPE_YUANBAO, 1, CashInfo)]
项目中自己觉得比较好的Erlang语法
原文地址:http://www.cnblogs.com/jluzhsai/p/4598146.html