primary = True|False 一个layout中有多个plot时，指定一个作为primary。建立坐标轴刻度什么的

 

data GTL_GS_Labs_by_Week;
label sgot="SGOT";
label aph="ALKPHOS";
label visit="Study Week";
input visit $ 1-10 treatment $ sgot aph;
datalines;
SCREENING   PLACEBO       .        108.943
WEEK 2      PLACEBO     10.2941     83.740
WEEK 4      PLACEBO     16.1765     76.423
WEEK 6      PLACEBO     17.6471     86.179
WEEK 8      PLACEBO     11.7647     67.480
WEEK 10     PLACEBO     14.7059     68.293
WEEK 12     PLACEBO     13.2353     73.171
WEEK 14     PLACEBO     12.5000     74.797
SCREENING   ACTIVE      12.5000     66.667
WEEK 2      ACTIVE      17.3077     57.961
WEEK 4      ACTIVE      17.9487     68.873
WEEK 6      ACTIVE      26.9231     98.748
WEEK 8      ACTIVE      25.9615     98.211
WEEK 10     ACTIVE      27.2436    100.179
WEEK 12     ACTIVE      29.9679    104.293
WEEK 14     ACTIVE      26.9231    115.921
;
run;

ods html;

proc template;
define statgraph _datapanel;
    begingraph;
     
            layout datapanel classvars = (treatment) / columns = 1  headerlabeldisplay = value
                            rowaxisopts = ( griddisplay = on) 
                            columnaxisopts = (griddisplay = on tickvalueattrs = (size = 5));
                layout prototype / cycleattrs = true;
                    seriesplot x = visit y = sgot / primary = true display = (markers)
                            markerattrs = (size = 9px weight = bold) lineattrs = (thickness = 2px) name = "s";
                    seriesplot x = visit y = aph / yaxis = y2  display = (markers)
                            markerattrs = (size = 9px weight = bold) lineattrs = (thickness = 2px) name = "s1";
                endlayout;
            endlayout;
            discretelegend "s" "s1";

    endgraph;
end;
run;

proc sgrender data = GTL_GS_Labs_by_Week template = _datapanel;
run;