Ada Programming/Libraries/Ada.Wide Text IO.Wide Unbounded IO

is a unit of the Predefined Language Environment since Ada 2005.

Specification
Put File  File_Type Item  StringsWide_UnboundedWide_Unbounded_String Put Item  StringsWide_UnboundedWide_Unbounded_String Put_Line File  File_Type Item  StringsWide_UnboundedWide_Unbounded_String Put_Line Item  StringsWide_UnboundedWide_Unbounded_String Get_Line File  File_Type StringsWide_UnboundedWide_Unbounded_String Get_Line StringsWide_UnboundedWide_Unbounded_String Get_Line File  File_Type Item  StringsWide_UnboundedWide_Unbounded_String Get_Line Item  StringsWide_UnboundedWide_Unbounded_String AdaWide_Text_IOWide_Unbounded_IO

Wikibook

 * Ada Programming/Libraries/Ada
 * Ada Programming/Strings
 * Ada Programming/Input Output