For arrays, additional methods are also generated to store and retrieve single values in the array; these methods take an array index as an argument.
对于数组而言，也生成了额外的方法来存储并检索数组中的单一值，这些方法将数组索引作为参数。
As in Listing 14, invoke the execute method of the HttpClient, with the HttpGet method as an argument, to retrieve the HttpResponse object.
如清单14清单14所示，调用HttpClient的execute方法，其中HttpGet方法作为参数，以检索HttpResponse对象。
For example, to retrieve the argument to file, you can call vmap [" file "].
例如，要检索file参数，您可以调用vmap [“ file ”]。
The MetadataServlet works the same way but has an optional argument that the metadata service implementation can use as a hint to retrieve the metadata.
MetadataServlet也是这样工作，但是有一个可选的参数，可以被元数据服务实现做为提取元数据的一个提示。
The MetadataServlet works the same way but has an optional argument that the metadata service implementation can use as a hint to retrieve the metadata.
MetadataServlet也是这样工作，但是有一个可选的参数，可以被元数据服务实现做为提取元数据的一个提示。
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