mcrypt_generic_deinit
  This function deinitializes an encryption module
  
 
  WarningThis function has been
DEPRECATED as of PHP 7.1.0. Relying on this function
is highly discouraged.
 
  
 
  Description
  
   bool mcrypt_generic_deinit
    ( resource $td
   )
  
  
 
  Parameters
  
   
    
     - 
td
- 
      
       The encryption descriptor.
       
 
 
  Return Values
  
   Returns TRUE on success or FALSE on failure.
  
  
 
  See Also
  
   
    - mcrypt_module_open
- mcrypt_generic_init