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如何找出A向量中最大值所在的位置,然后返回B向量中该位置对应的值

我现在有A、B两个向量,长度相等,我想找出A向量中最大值所在的位置,然后返回B向量中该位置对应的值,DolphinDB中给有没有写好的函数可以实现上述功能?


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DolphinDB中的atImax函数可以实现上述的功能,示例代码如下:

a = 1 2 3 4 5 6
b = 7 8 9 10 11 12
atImax(a, b)

返回:
12


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