根据操作和请求中提供的名称使用默认元数据填充该编辑器。
The editor is populated with default metadata based on the operation and names provided within the request.
另一种特殊情况是cumulate方法，该方法根据指定的组合操作用累积值替换每个元素。
Another special case is the cumulate method, which replaces each element with a running accumulation according to a specified combination operation.
然后，控制器可以决定用该数据更新模型的主实例，或者根据这些值采取某种操作。
The controller can then decide to update the primary instance of the model with this data or take some action based on these values.
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