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# Field Operation

With the Connector Setting **Manipulation: Field Operation** you can perform manipulation operations to different transaction data fields. The setting is configured per Connector, but can also be configured as a Global Settings.

To configure the connector setting follow these steps:

* Navigate to the **Connector Detail Overview** of the desired Connector.
* Select **Edit** on the Settings section (see *Connector Detail Overview*).
* Select the Connector Setting ***Manipulation: Field Operation*** and click **+ Add**.
* Select **+ Add** to create a parameter triple (Operation, Target Field, Operation Parameter). You can add as many parameter triples as you want. (see *Connector Setting Detail*).
* Select an **Operation** to configure it.

![Connector Detail Overview](https://documentation.ixopay.com/manual/assets/ideal-img/connector-detail-overview-field-operation.ffb742b.1280.png)Connector Detail Overview![Connector Setting Detail](https://documentation.ixopay.com/manual/assets/ideal-img/connector-settings-detail-field-operation.39bb1b9.1102.png)Connector Setting Detail

## Operations

### Truncate after N characters

This operation removes all characters exceeding the specified limit.

***Note:*** The original value remains unaffected; only the modified value is sent to the PSP.

| Field               | Description                                                                                        |
| ------------------- | -------------------------------------------------------------------------------------------------- |
| Target Field        | Select the field from the dropdown where the characters will be truncated.                         |
| Operation Parameter | Define the maximum number of characters to keep. Any characters beyond this limit will be removed. |