求高手如何把这个通达信指标公式改为选股公式：

Question

买:=IF("KDJ.J"<0,10,0);
买底:CROSS(9.9,买);
DRAWTEXT(买底,0.6,'买底');

Answer 1

买:=IF("KDJ.J"<0,10,0);
买底:CROSS(9.9,买);