httpgetheader
| httpgetheader | 
  Purpose
 
 Extract the HTTP header of a result file.
 
  Synopsis
 
function httpgetheader(sfile:string|text):text
 function httpgetheader(sfile:string|text, dfile:string|text):text
 
  Arguments
 
| 
     sfile 
     | 
     Name of the file to process
     | 
| 
     dfile 
     | 
     Destination file (can be the same as
     sfile)
     | 
  Return value
 
 Header of the result document
  Further information
 
 1. Result files of queries inlude the HTTP header when the parameter
 http_keephdr is set to
 true: this function returns the header of a result file when this setting is active.
 
 2. The optional destination file
 dfile receives a copy of the original result file after the header has been removed.
 
  Related topics
 
  Module
 
 
