你好,
我有两个非常令人困惑的问题。
1 ) 对于下面的简单 for 循环,我有 3 个条件满足单个输出。 我已经通过手动查看并绘制图表来验证所有 8 种组合确实存在于数据中。然而,结果是不平衡的,只有 x1、x2 和 x3 将填充到 X1 列的所有单元格中。 例如,条目 x2 将分配给它的条目数增加一倍。 通过子集进一步检查后,x2 和 x4 确实满足 A1、B1 和 C1 列,这将是相等的份额。 所有列共享相同的数据和建模类型。
我还屏蔽了收集双倍条目的条目,只是为了看看会发生什么。 例如,然后将条目捆绑到 x2 中。
For( i = 1, i <= N Rows ( dt ), i++,
If( :A1[i] == "a1" & :B1[i] == "b1" & :C1[i] == "c1", :X1[i] = "x1";
:A1[i] == "a1" & :B1[i] == "b1" & :C1[i] == "c2", :X1[i] = "x2";
:A1[i] == "a1" & :B1[i] == "b2" & :C1[i] == "c1", :X1[i] = "x3";
:A1[i] == "a1" & :B1[i] == "b2" & :C1[i] == "c2", :X1[i] = "x4";
:A1[i] == "a2" & :B1[i] == "b1" & :C1[i] == "c1", :X1[i] = "x3";
:A1[i] == "a2" & :B1[i] == "b1" & :C1[i] == "c2", :X1[i] = "x4";
:A1[i] == "a2" & :B1[i] == "b2" & :C1[i] == "c1", :X1[i] = "x1";
:A1[i] == "a2" & :B1[i] == "b2" & :C1[i] == "c2", :X1[i] = "x2";
);
);
2) 如果我通过使用 & 将值分配给单元格来缩短代码,我会收到错误“尝试分配给不是 L 值的对象”。 这是试图缩短我的代码并且没有多个不同的循环。下面是 3 个标准和 3 个输出的示例。
For( i = 1, i <= N Rows ( dt ), i++,
If( :A1[i] == "a1" & :B1[i] == "b1" & :C1[i] == "c1", :X1[i] = "x1" & :Y1[i] = "y1" & :Z1[i] = "z2";
:A1[i] == "a1" & :B1[i] == "b1" & :C1[i] == "c2", :X1[i] = "x2" & :Y1[i] = "y3" & :Z1[i] = "z3";
:A1[i] == "a1" & :B1[i] == "b2" & :C1[i] == "c1", :X1[i] = "x3" & :Y1[i] = "y2" & :Z1[i] = "z1";
:A1[i] == "a1" & :B1[i] == "b2" & :C1[i] == "c2", :X1[i] = "x4" & :Y1[i] = "y4" & :Z1[i] = "z4";
:A1[i] == "a2" & :B1[i] == "b1" & :C1[i] == "c1", :X1[i] = "x3" & :Y1[i] = "y1" & :Z1[i] = "z1";
:A1[i] == "a2" & :B1[i] == "b1" & :C1[i] == "c2", :X1[i] = "x4" & :Y1[i] = "y2" & :Z1[i] = "z4";
:A1[i] == "a2" & :B1[i] == "b2" & :C1[i] == "c1", :X1[i] = "x1" & :Y1[i] = "y4" & :Z1[i] = "z2";
:A1[i] == "a2" & :B1[i] == "b2" & :C1[i] == "c2", :X1[i] = "x2" & :Y1[i] = "y3" & :Z1[i] = "z3";
);
);
任何指导将不胜感激。 感谢您在高级方面的帮助!