如果这样写的话,不需要小年龄组细分的时候就出问题了,那个逗号去不掉,运行不了,希望大家能帮助我一下,PS:我初学,程序写的不好,也希望指出,也多多学习,谢谢
%macro ageid(max,h,data,min=0,f=);
data a;
do i=&min to &max by &h,&f;
output;
end;
run;
proc sort data=a;
by i;
run;
data a;
set a end=last;
j=lag(i);
if last then i=1000;
if i=&min then delete;
run;
data _null_;
set a end=last;
call symput("qian"||left(trim(_n_)),j);
call symput("hou"||left(trim(_n_)),i);
if last then call symput("num",_n_);
run;
%put _user_;
%do i=1 %to #
data age;
set &data;
if &&qian&num<=age<&&hou&num then ageid="&&qian&num.-";
run;
%end;
%mend;



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