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 # OpenFile

 Last update: 17.07.2025 

## Description

This function allows you to open a \*.sv5 or \*.speos file.

## Syntax

*object*.OpenFile(BSTR strFileName) As Int

- *object*: SPEOSCore
- *BSTR strFileName*: This variable is composed of the path, the filename and the extension
- Int return: returns 0 if succeeded

## Example

```ironpython
from System import Type, Activator
 
#Creates SPEOSCore COM server
type = Type.GetTypeFromProgID("SV5.document")
SPEOSCore = Activator.CreateInstance(type)
 
#Opens sv5 file
fileName = mainPath + "C:\\NewSimulation.sv5"
commandline = ""
retval = SPEOSCore.OpenFile(fileName)

```