System 2.0.0.0 4.0.0.0 System.ComponentModel.ProgressChangedEventArgs Instances of this class are passed to the . Provides data for the event of a . Property 2.0.0.0 4.0.0.0 System.Int64 To be added. Uploading data to a server may result in a download from the server. For example, suppose your application uploads a POST request to a Web server. The resulting download will update and . To determine what percentage of the transfer has occurred, use the property. When the upload is complete, will be 50%. When the download completes, will be 100%. Gets the number of bytes received. Property 2.0.0.0 4.0.0.0 System.Int64 To be added. Uploading data to a server may result in a download from the server. For example, suppose your application uploads a POST request to a Web server. The resulting download will update and . To determine what percentage of the transfer has occurred, use the property. When the upload is complete, will be 50%. When the download completes, will be 100%. Gets the number of bytes sent. Property 2.0.0.0 4.0.0.0 System.Int64 To be added. To determine the number of bytes already received, use the property. Uploading data to a server may result in a download from the server. For example, suppose your application uploads a POST request to a Web server. The resulting download will update and . To determine what percentage of the transfer has occurred, use the property. When the upload is complete, will be 50%. When the download completes, will be 100%. Gets the total number of bytes in a data upload operation. Property 2.0.0.0 4.0.0.0 System.Int64 To be added. To determine the number of bytes already sent, use the property. Uploading data to a server may result in a download from the server. For example, suppose your application uploads a POST request to a Web server. The resulting download will update and . To determine what percentage of the transfer has occurred, use the property. When the upload is complete, will be 50%. When the download completes, will be 100%. Gets the total number of bytes to send.