Ada Programming/Libraries/Ada.Characters.Handling

is a unit of the Predefined Language Environment since Ada 95.

Specification
Pure Handling Is_Control          Item   Character  Boolean Is_Graphic          Item   Character  Boolean Is_Letter           Item   Character  Boolean Is_Lower            Item   Character  Boolean Is_Upper            Item   Character  Boolean Is_Basic            Item   Character  Boolean Is_Digit            Item   Character  Boolean Is_Decimal_Digit    Item   Character  Boolean Is_Digit Is_Hexadecimal_Digit Item  Character  Boolean Is_Alphanumeric     Item   Character  Boolean Is_Special          Item   Character  Boolean To_Lower Item  Character  Character To_Upper Item  Character  Character To_Basic Item  Character  Character To_Lower Item  String  String To_Upper Item  String  String To_Basic Item  String  String ISO_646 Character Character0  Character127 Is_ISO_646 Item  Character  Boolean Is_ISO_646 Item  String     Boolean To_ISO_646 Item        Character Substitute  ISO_646 ISO_646 To_ISO_646 Item        String Substitute  ISO_646 String Is_Character Item  Wide_Character  Boolean ConversionsIs_Character Is_String   Item   Wide_String     Boolean ConversionsIs_String To_Character Item        Wide_Character Substitute  Character Character ConversionsTo_Character To_String   Item         Wide_String Substitute  Character String ConversionsTo_String To_Wide_Character Item  Character  Wide_Character ConversionsTo_Wide_Character To_Wide_String   Item   String     Wide_String ConversionsTo_Wide_String AdaCharactersHandling

Wikibook

 * Ada Programming/Libraries/Ada