%macro rnm(data=,out=);
proc contents data=&data
石蜡乳液out=t1(keep=varnum name)
noprint;
run;
proc sql noprint;
select name
into :classname separated by' '
from t1
order by varnum;
quit;
彭树杰%put &classname;
data &out;
劳动保险条例实施细则修正
草案set &data;
%let i=1;
邻二甲苯%do %until (%scan(&classname.,&i.," ")=);
%let yn=%sysfunc(compress(%scan("&classname",&i," ")));
rename &yn=C&i;
%let i=%eval(&i.+1);
%end;管理评论
proc datasets nolist;
delete t1;
run;
%mend;
/*调⽤*/
%rnm(data=test1,out=test2);
/*去除所有label*/
proc datasets lib=output noprint;焊锰钢板用什么焊条
attrib _all_ label='';
run;
适⽤于：数据集字段需要批处理，且字段名称⽆规律，统⼀rename后⽅便后续操作。
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