a1=CLOSE>MA(CLOSE,n);
a2=CLOSE>MA(CLOSE,m) AND CLOSE<MA(CLOSE,n);
IF(a1==1)RETURN ("colorred");
ELSE IF (a2==1) RETURN("coloryellow");
ELSE RETURN("colorgreen");
a1=CLOSE>MA(CLOSE,n);
a2=CLOSE>MA(CLOSE,m) AND CLOSE<MA(CLOSE,n);
IF(a1==1)RETURN ("colorred");
ELSE IF (a2==1) RETURN("coloryellow");
ELSE RETURN("colorgreen");
RETURN:返回语句
用法:RETURN表达式;用于返回该公式的值,执行到该语句后,后面的表达式不再计算