> ## Documentation Index
> Fetch the complete documentation index at: https://notevil.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# CAPLfunctionIso11783ILOPSave

[Open topic with navigation](../../../../../../CANoeDEFamily.htm#Topics/CAPLFunctions/ISO11783/ISOInteractionLayer/Functions/CAPLfunctionIso11783ILOPSave.md)

**CAPL Functions** » [ISO11783](../../CAPLfunctionsISO11783Overview.md) » [ISO11783 Interaction Layer](../CAPLfunctionsISOILOverview.md) » Iso11783IL\_OPSave

# Iso11783IL\_OPSave

[Valid for](../../../../Shared/FeatureAvailability.md):  CANoe DE • CANoe4SW DE

## Function Syntax

```plaintext theme={null}
long Iso11783IL_OPSave( char filename[] ); // form 1
long Iso11783IL_OPSave( dbNode implement, char filename[] ); // form 2
```

## Description

The function saves an object pool file (\*.iop).

## Parameters

* **filename**: Filename of an object pool file (\*.IOP)
* **implement**: Simulation node to apply the function.

## Return Values

* **0**: Function has been executed successfully
* **\< 0**: An error has occurred, see [error codes](../../../CAPLfunctionsISOj1939ErrorCodes.md)

## Example

```plaintext theme={null}
Iso11783IL_OPSave("ObjectPool.iop");
```