Formattable ӿڱͨҪִԶʽʹ Formatter  's' ת˵κʵ֡˽ӿԸʽĻơ
interface java.util.Formattable
.class interface Ljava/util/Formattable;

ʹṩĸʽʽ
void formatTo(Formatter formatter, int flags, int width, int precision)
invoke-interface {v0, v1, v2, v3, v4}, Ljava/util/Formattable;->formatTo(Ljava/util/Formatter;III)V
