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**CAPL Functions** » **Smart Charging** » **SCC Modeling Libraries (Simulation Setup)** » **SLAC Data Queries** » **Shared Functions** » **SCC\_SLAC\_GetMVFLength**

# SCC\_SLAC\_GetMVFLength

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

**Note**

* This function can be called only within the assigned callback. The function is used to query the details of a request.
* `<InvalidValueSigned>` and/or `<InvalidValueUnsigned>` can be defined in the XML configuration.
  * These are returned if an optional numeric message parameter was queried by this function but not found.
  * See [Configuration of Vehicle SCC Nodes](../../../CANoeCANalyzer/SmartCharging/SCProcedures/SCCConfigurationVehicleSCCNodes.md) or [Configuration of Chargepoint SCC Nodes](../../../CANoeCANalyzer/SmartCharging/SCProcedures/SCConfigurationChargePointSCCNodes.md).

## Function Syntax

`long SCC_SLAC_GetMVFLength ( )`

## Description

Queries the length of the match variable field.

## Parameters

—

## Return Values

Length of the field.

## Example

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