代码如下,还是没解决。不会,求教。
data a1;
input time x y;
cards;
20150518 1 2
20150519 3 4
20150520 5 6
;
run;
data a2;
set a1;
format rate percent8.2;
rate=x/y;
run;
proc transpose data=a2 out=a3;
var x y rate;
id time;
run;
data a4;
set a3;
k=put(rate,percent8.2);
run;
proc print data=a4;
run;
data a1;
input time x y;
cards;
20150518 1 2
20150519 3 4
20150520 5 6
;
run;
data a2;
set a1;
rate=x/y;
m_rate=put(rate,percent8.2);
drop rate;
run;
proc transpose data=a2 out=a3;
var x y m_rate;
id time;
run;