ZipArchive::setEncryptionIndex
  Set the encryption method of an entry defined by its index
  
 
  Description
  
   bool
    ZipArchive::setEncryptionIndex
    ( int $index
   , string $method
   [, string $password
  ] )
  
  
 
  Parameters
  
   
    
     - 
index
- 
      
       Index of the entry.
       
- 
method
- 
      
       The encryption method defined by one of the ZipArchive::EM_ constants.
       
- 
password
- 
      
       Optional password, default used when missing.
       
 
 
  Return Values
  
   Returns TRUE on success or FALSE on failure.
  
  
 
  See Also
  
   
    -  ZipArchive::setPassword
-  ZipArchive::setEncryptionName