Be sure to incorporate some type of error-handling strategy to handle the chance of client code passing in an invalid index value.

确保结合某一类型的错误处理策略，以处理万一客户端代码传入无效索引值的情况。

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Be sure to incorporate some type of error-handling strategy to handle the chance of client code passing in an invalid index value.

确保结合某一类型的错误处理策略，以处理万一客户端代码传入无效索引值的情况。

youdao