VALIDATE Action

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# VALIDATE Action

This document covers the following topics:

- Description

- Parameters

## Description

Validates a handle variable. A handle variable is considered valid if it contains either the value NULL-HANDLE or a handle to an existing dialog or dialog element.

## Parameters

Name/Data Type | Explanation
--- | ---
HANDLE OF GUI | Input Any dialog or dialog element.
Response (I4) | Output Natural error (if applicable), or 0 if handle variable is valid.

#### Example:

    PROCESS GUI ACTION VALIDATE WITH #PB-1
    GIVING #RESPONSE

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- Description
- Parameters