在已处理请求之前发生。
命名空间： System.Data.Services
程序集： Microsoft.Data.Services（在 Microsoft.Data.Services.dll 中）
语法
声明
Public Event ProcessingRequest As EventHandler(Of DataServiceProcessingPipelineEventArgs)
用法
Dim instance As DataServiceProcessingPipeline
Dim handler As EventHandler(Of DataServiceProcessingPipelineEventArgs)
AddHandler instance.ProcessingRequest, handler
public event EventHandler<DataServiceProcessingPipelineEventArgs> ProcessingRequest
public:
event EventHandler<DataServiceProcessingPipelineEventArgs^>^ ProcessingRequest {
void add (EventHandler<DataServiceProcessingPipelineEventArgs^>^ value);
void remove (EventHandler<DataServiceProcessingPipelineEventArgs^>^ value);
}
member ProcessingRequest : IEvent<EventHandler<DataServiceProcessingPipelineEventArgs>,
DataServiceProcessingPipelineEventArgs>
JScript 支持使用事件，但不支持声明新事件。