3.1.5.2.24 IsJamoVowel

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This algorithm checks whether the specified Jamo character is a vowel Jamo.<13>

  
 COMMENT IsJamoVowel
 COMMENT
 COMMENT  On Entry:  SourceCharacter - Unicode Character to test
 COMMENT
 COMMENT  On Exit:   Result          - true if this is a vowel Jamo
 COMMENT
  
 PROCEDURE IsJamoTrailing(IN SourceCharacter : Unicode Character,
                          OUT Result: boolean)
  
 IF ((SourceCharacter is greater than or equal to NLS_CHAR_FIRST_VOWEL_JAMO)
      and
    (SourceCharacter is less than or equal to NLS_CHAR_LAST_VOWEL_JAMO))
      Or
    ((SourceCharacter is greater than or equal to NLS_CHAR_FIRST_EXT_B_VOWEL_JAMO)
      and
    (SourceCharacter is less than or equal to NLS_CHAR_LAST_LEADING_EXT_B_VOWEL_JAMO))
      SET Result to true
 ELSE
      SET Result to false
 ENDIF
  
 RETURN Result