data work.GEO;
infile datalines;
input city $20.;
if city = 'Tulsa' then
state = 'ok';
Region = 'central';
if city = 'Los Angeles' then
state = 'CA'
Region='western';
datalines;
Tulsa
Los Angeles
Bangor
;
run;
after data step execution, what will data set work.GEO contain?
Answer:
City state Region
Tulsa ok Western
Los Angeles CA Western
Bangor Western
为什么Tulsa 的Region会是 Western？不是CENTRAL?为什么Bangor 的 Region也是
Western？
多谢！！
r**********d 发帖数: 105
2
每运行一次region都会在最后被从新定义成western
s*****p 发帖数: 299
3
那这个IF THEN语句有什么用呢？如果我想每个REGION分别是WESTERN AND CENTRL该如
何改写语句呢？
谢谢！
