sas transpose 代码备忘

OPTIONS NOCENTER LS=MAX PS=MAX;

LIBNAME S '. eport';
/*
PROC PRINT DATA=S.doquestionr(WHERE=(sid=197204) KEEP=SID SN);
RUN;
*/

DATA P3;
    SET S.subject;
    IF Tid=2267;
RUN;

DATA P2;
    SET S.options;
    IF Tid=2267;
RUN;


DATA P1;
    SET S.doquestionr;
    IF Tid=2267;
RUN;

PROC SQL;
    CREATE TABLE A1 AS
    SELECT P1.*,P2.Content,P3.Question FROM  P1 INNER JOIN  P2  ON P1.Selected=P2.IdList INNER JOIN P3 ON P1.SId=P3.Id;
RUN;


proc sort data=A1 out=A2;
    by sn;
run;

proc transpose data=A2 out=A3(DROP=_LABEL_ NAME) name=name prefix=s_;
    by sn;
  id sid;
  VAR SELECTED;
  idlabel Question;
run;

PROC CONTENTS DATA=A3 OUT=A4 NOPRINT;
RUN;

PROC PRINT DATA=A4(KEEP=NAME) NOOBS;
RUN;

proc print data=A3 LABEL;
    
run;