In This Topic
Sets a value that indicates whether the duplex scanning is enabled.
Syntax
var instance = new Vintasoft.Twain.WebTwainDeviceDocumentFeederJS(device);
var returnValue; // Type: any
// Parameters
var value; // Type: boolean
returnValue = instance.set_DuplexEnabled(value);
function set_DuplexEnabled(
: boolean
) : any;
Parameters
- value
- A value that indicates whether the duplex scanning is enabled.
Exceptions
Exception | Description |
| Thrown if argument has wrong type OR device is not opened OR error occurs during setting value of device capability. |
Remarks
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.
Browser Compatibility
See Also