# File Maintenance Functions

PxIOPurge |

## Description

Deletes the contents of an open and locked PxPlus file

## Format

int PxIOPurge(PxIOFileHandle handle);

Where:

handle | The handle of an open file

## Return Value

If the function succeeds, a value of PXIO_SUCCESS_STATUS is returned; otherwise, an error value is returned. More information on the nature of the error can be found by calling PxIOGetError.