var instance = new Vintasoft.Twain.WebTwainDeviceDocumentFeederJS(device);

var returnValue; // Type: any

// Parameters
var value; // Type: boolean

returnValue = instance.set_DuplexEnabled(value);

function set_DuplexEnabled(
   value
A value that indicates whether the duplex scanning is enabled.
 : boolean
) : any;

Parameters

value

A value that indicates whether the duplex scanning is enabled.

This property sends a synchronous request to set value of WebDeviceCapabilityIdEnumJS.DuplexEnabled capability. If you want to use asynchronous request instead of synchronous request, please set value of WebDeviceCapabilityIdEnumJS.DuplexEnabled capability using WebTwainDeviceJS.setCapabilityAsync or WebTwainDeviceJS.setCapabilitiesAsync function.

Reference

WebTwainDeviceDocumentFeederJS Class
WebTwainDeviceDocumentFeederJS Members