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每天进步一点点之SAS

2013-08-08 16:18:59| 分类：每天进步一点点 | 标签： |举报 |字号大中小订阅

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1、sql：排序、汇总、更新、连接

freq：计算频数、频率、累积百分比

format：设置输出格式

informat：设置输入格式

2、程序字体

深蓝色：数据步，程序步的开始和结束

蓝色：关键字

紫色：字符串

浅黄底色：数据块

红色：可能的错误

绿色：注释

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每天进步一点点之SAS

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