# newext

##

Last updated Sun Sep 19 11:55:04 1999

Change the extension of file names

## 1. SYNOPSIS

s = newext(old, new, fname, delim )

## 2. DESCRIPTION

Return a string for a file name with a new extension. The extension delimiter can be specified to allow other changes in file names. The following rules take place:

- item_( For multiple extensions, only the last occurence of old is replaced with new. )
- If the string old is not present in fname,the last extension is replaced by new.
- If the file does not contain any extension,the extension new is appended to it.

## 3. PARAMETERS

old

  String with old extension.

new

  String with new extension.

fname

  Name of file.

delim optional

  Specifies the extension delimeter to use. Default is '˙'. If delim is s tring with more than one character,all of them are used as the extension delimiter.

## 4. RETURNS

The new file name.

## 5. AUTHORS

Pierre Jaccard, Geophysical Institute, University of Bergen, 1999