var instance = new Vintasoft.Twain.WebAcquiredImageCollectionJS(twainDeviceManager);

var value; // Type: any

// Parameters
var successFunc; // Type: function
var errorFunc; // Type: function

value = instance.clearAsync(successFunc, errorFunc);

function clearAsync(
   successFunc
A function that will be executed if request is executed successfully. Function prototype: "successFunc(imageCollection)", where 'imageCollection' parameter is an instance of WebAcquiredImageCollectionJS class.
 : Function, 
   errorFunc
A function that will be executed if request is failed. Function prototype: "errorFunc(imageCollection, errorMessage)", where 'imageCollection' parameter is an instance of WebAcquiredImageJS class, 'errorMessage' parameter is string that describes error.
 : Function
) : any;

Parameters

successFunc

A function that will be executed if request is executed successfully. Function prototype: "successFunc(imageCollection)", where 'imageCollection' parameter is an instance of WebAcquiredImageCollectionJS class.

errorFunc

A function that will be executed if request is failed. Function prototype: "errorFunc(imageCollection, errorMessage)", where 'imageCollection' parameter is an instance of WebAcquiredImageJS class, 'errorMessage' parameter is string that describes error.

This function sends an asynchronous request to clear this image collection. If you want to use synchronous request instead of asynchronous request, please use WebAcquiredImageCollectionJS.clear function.

Reference

WebAcquiredImageCollectionJS Class
WebAcquiredImageCollectionJS Members