httphead
| httphead | 
  Purpose
 
  Synopsis
 
function httphead(url:string|text, result:string):integer
 function httphead(url:string|text, result:string, xhdr:string|text):integer
 
  Arguments
 
| 
     url 
     | 
     URL to process
     | 
| 
     result 
     | 
     File to store the result of the request
     | 
| 
     xhdr 
     | 
     Additional headers to add to the request
     | 
  Return value
 
 HTTP status of the request (
 e.g. 200 for success, see HTTP standard specifications for a full list; value 999 indicates that an I/O error occurred during the operation) or the request number (≥1000) if asynchronous mode is active
  Further information
 
  The HEAD request is equivalent to a GET request except that no result is returned by the server, only the header can be retrieved (see
 httpgetheader).
 
  Related topics
 
  Module
 
 
