       10 // General sample program
       20 //
       30 WHILE NOT(EOD) DO
       40   READ a
       50   PRINT a;"  ";verbaal$(a)
       60 ENDWHILE
       70 //
       80 DATA 1, 12, 34, 112, 1009, 1234567890
       90 //
      100 FUNC verbaal$(getal#) EXTERNAL "verbaal.cml"
