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  Argument
 
    <ordinal type>             Ordinal type identifier
 
  Returns
 
    <same type as argument>    First or last value in ordinal
                               type list
 
  Description
 
    The First function returns the first value in the list of values
    for the given ordinal type. The Last function returns the last
    value in the list of values. An ordinal type can be a subrange, a
    predefined type, or a user-defined enumerated type.
 
      Argument Type                         Example Call        Return
      ═════════════════════════════════     ════════════════    ══════
      Boolean                               First( Boolean )    False
      Integer                               First( Integer )    -32768
      Subrange Days=1..31                   First( Days )       1
      Enumerated type Days=(Mon,Tue,Wed)    First( Days )       Mon
 
      Argument Type                         Example Call       Return
      ══════════════════════════════════    ═══════════════    ══════
      Boolean                               Last( Boolean )    True
      Integer                               Last( Integer )    32767
      Subrange Days=1..31                   Last( Days )       31
      Enumerated type Days=(Mon,Tue,Wed)    Last( Days )       Wed