open() Method

In This Topic

Opens TWAIN/SANE/eSCL device (device will not show UI but will show progress indicator during image scan process).

Syntax

Javascript (Usage)
Javascript (Specification)

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

var value; // Type: any
value = instance.open();

function open() : any;

Exceptions

Exception	Description
	Thrown if arguments have wrong type OR another device is opened already OR error occurs during opening the device.

Remarks

This function sends a synchronous request to open TWAIN device. If you want to use asynchronous request instead of synchronous request, please use WebTwainDeviceJS.openAsync function.

Browser Compatibility

Reference

WebTwainDeviceJS Class
WebTwainDeviceJS Members

Send Feedback