//冒泡排序算法
IF SM402 THEN
  wData[0]:=50;
  wData[1]:=41;
  wData[2]:=23;
  wData[3]:=1;
  wData[4]:=58;
  wData[5]:=77;
  wData[6]:=42;
  wData[7]:=3;
  wData[8]:=9;
  wData[9]:=99;
END_IF;

IF bLabel2 THEN
   FOR wi:=0 TO 9 BY 1 DO  
      // wj:=wi+1;
       FOR wj:=wi+1 TO 9 BY 1 DO
         IF wData[wi]<wData[wj] THEN
             wdata1:=wData[wi];
             wData[wi]:=wData[wj];
             wData[wj]:=wdata1;
         END_IF;
       END_FOR;
   END_FOR;
END_IF;  
    

简洁,明了!