| expectedTypeSize | 数组当前元素类型的预计大小（以字节为单位，如 sizeof 所给出的）。 |
NativeArray<U> 相同数组的别名，但重新解释为目标类型。
将数组重新解释为具有不同的数据类型（类型双关）。
如果未提供预计元素大小，则 T 和 U 的大小必须匹配。
当给出了预计元素大小时，通过重新解释可在内存中创建一个视图，该视图具有与源数组不同的元素大小和长度。例如，浮点三元组的数组可重新解释为 3D 矢量结构的数组。预计元素大小作为检查点，即，源数组中的基础元素大小不会有根本改变，否则未来对重新解释的数组的所有使用都会无效，并且可能是危险的。
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