var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName, productFamily, manufacturer, driverVersion, twainVersion, deviceManager, is64Bit);

var returnValue; // Type: any

// Parameters
var value; // Type: WebTwainImageFileFormatEnumJS

returnValue = instance.set_FileFormat(value);

function set_FileFormat(
   value
An instance of WebTwainImageFileFormatEnumJS class.
 : WebTwainImageFileFormatEnumJS
) : any;

Parameters

value

An instance of WebTwainImageFileFormatEnumJS class.

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

Reference

WebTwainDeviceJS Class
WebTwainDeviceJS Members