[germgerm]

@uebel_1

PHP-Code:

    int x = 1;
    int iIncr = +1;
    
    while(x>0)
    {            
        System.out.print(x);            
        
        x += iIncr;
        
        if (x>0)            
            System.out.print(", ");
        
        if (x>9)
        {
//            x = 10;
              iIncr = -1;
        }    
    }