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mm_The type of the expression must be an array type but it resolved to List

2018-02-22 15:39 651 查看
https://stackoverflow.com/questions/33788360/the-type-of-the-expression-must-be-an-array-type-but-it-resolved-to-liststring

You can’t access elements of a List with the array index syntax, you need to call list.get(index) or list.set(index, value) or list.add(value) and so on. – azurefrog

array[i]
list.get(i)
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