有一個問題請教,我的Database Table 是這樣建立的. A,B,Amount三個攔位.
我要在web顯示出來是:
B1 B2 B3........ Bn
A1 Amount11 amount12 amount13 ...... Amount1n
A2 Amount21 amount22 amount23 ...... Amount2n
A3 Amount31 amount32 amount33 ...... Amount3n
.....
An Amountn1 amountn2 amountn3 ...... Amountnn
我要在web顯示出來是:
B1 B2 B3........ Bn
A1 Amount11 amount12 amount13 ...... Amount1n
A2 Amount21 amount22 amount23 ...... Amount2n
A3 Amount31 amount32 amount33 ...... Amount3n
.....
An Amountn1 amountn2 amountn3 ...... Amountnn
做报表的话,使用Matrix即可,
做应用的话,......
好像没有什么好的方式,
可以参考一下一些矩阵的计算算法,
忘光了..........