checksum DHL(number a)
| 
     Group  | 
                
Creates a checksum from value a. Returns a with a checksum at the end (see example).
Description of Parameters
| 
     Parameter  | 
                
     Description  | 
        
| 
     a  | 
                
     Number to create the checksum for.  | 
        
Examples
| 
     Parameter a  | 
                
     Result  | 
        
| 
     42800136971  | 
                
     428001369716  | 
        
| 
     12345678901  | 
                
     123456789016  |