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proC sort out

proc sort data=test out=new; by var1 decending var2; run;

利用Sort过程或者SQL过程中的Order by就很容易做到,具体代码如下: options nodate pageno=1 ls=64 ps=80; /*Produce the Original Data*/ data raw...

proc sort; order by descending variable; run; 如若满意,请点击右侧【采纳答案】

proc sort; order by descending variable; run;

PROC SORT DATA = students_v OUT = students_srt(DROP = srt); BY srt;RUN;* 将数据集精确地划分为N=5份;DATA s1...展开全部> hongjiejia123 | ...

proc sort data=original;by product;run;data new;set original;by product;dat2=lag(dat);if first.product then dat2=.;else interval=int(dat/100)*12 ...

proc sort; order by descending variable; run; 如若满意,请点击右侧【采纳答案】

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