# Miscellaneous File Functions

PxIORenameIndex |

## Description

Rename a key in a keyed file without having to rebuild the file

## Format

int PxIORenameIndex(PxIOFileHandle handle, int nKeyNo, size_t nameLength, unsigned char *pName);

Where:

handle | The handle of an open keyed file
nKeyNo | The key number of the key to rename |
nameLength | Size of new key name |
pName | Pointer to byte buffer containing the new key name |

## 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.