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COMCreateObject() Method

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COMCreateObject instantiates a COM object.

Syntax

COMCreateObject(objectName)

Parameter	Description
objectName	The name of the object to be created

Returns

A COM object if successful; otherwise, undefined.

Usage

You should be able to pass any type of variable to the COM object being called; however, you must ascertain that the variable is of a valid type for the COM object. Valid types are strings, numbers, and object pointers.

NOTE:  DLLs instantiated by this method must be Thread-Safe.

Example

This example instantiates Microsoft Excel as a COM object and makes it visible:

var ExcelApp = COMCreateObject("Excel.Application");
var bb = ExcelApp.visible = true;
//Make Excel visible through the Application object.

// Place some text in the first cell of the sheet
ExcelApp.ActiveSheet.Cells(1,1).Value = "Column A, Row 1";

// Save the sheet
var fileName = "C:\\demo.xls";
ExcelApp.SaveAs (fileName);

// Close Excel with the Quit method on the Application object
ExcelApp.Application.Quit();

// Clear the object from memory
ExcelApp = null;
}

See Also

CORBACreateObject() Method

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