Parameters
    $fileName - The file name.
    
    Returns
    
    
      The head XML string.
    
    
    Syntax
    
    
      
        
          | PHP | 
          
            
              public static function XMLHead(string $xmlFileName, string $rootName = "Data" , string $years = "2022") : string
             | 
          
        
      
     
    
    
      _FunctionSummary_
    
    
    
      Copyright © Lester J. Clark and Contributors.
      Licensed under the MIT License.