Ada Reference Manual (Ada 2022) — Legal Information

A.10.12 Input-Output for Unbounded Strings

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The package Text_IO.Unbounded_IO provides input-output in human-readable form for Unbounded_Strings.

Static Semantics

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The library package Text_IO.Unbounded_IO has the following declaration:

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with Ada.Strings.Unbounded;
package Ada.Text_IO.Unbounded_IO
with Global => in out synchronized is

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   procedure Put
      (File : in File_Type;
       Item : in Strings.Unbounded.Unbounded_String);

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procedure Put
(Item : in Strings.Unbounded.Unbounded_String);

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   procedure Put_Line
      (File : in File_Type;
       Item : in Strings.Unbounded.Unbounded_String);

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procedure Put_Line
(Item : in Strings.Unbounded.Unbounded_String);

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   function Get_Line
      (File : in File_Type)
      return Strings.Unbounded.Unbounded_String;

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function Get_Line
return Strings.Unbounded.Unbounded_String;

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procedure Get_Line
(File : in File_Type; Item : out Strings.Unbounded.Unbounded_String);

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procedure Get_Line
(Item : out Strings.Unbounded.Unbounded_String);

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end Ada.Text_IO.Unbounded_IO;

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For an item of type Unbounded_String, the following subprograms are provided:

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procedure Put
(File : in File_Type;
Item : in Strings.Unbounded.Unbounded_String);

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Equivalent to Text_IO.Put (File, Strings.Unbounded.To_String(Item));

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procedure Put
(Item : in Strings.Unbounded.Unbounded_String);

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Equivalent to Text_IO.Put (Strings.Unbounded.To_String(Item));

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procedure Put_Line
(File : in File_Type;
Item : in Strings.Unbounded.Unbounded_String);

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Equivalent to Text_IO.Put_Line (File, Strings.Unbounded.To_String(Item));

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procedure Put_Line
(Item : in Strings.Unbounded.Unbounded_String);

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Equivalent to Text_IO.Put_Line (Strings.Unbounded.To_String(Item));

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function Get_Line
(File : in File_Type)
return Strings.Unbounded.Unbounded_String;

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Returns Strings.Unbounded.To_Unbounded_String(Text_IO.Get_Line(File));

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function Get_Line
return Strings.Unbounded.Unbounded_String;

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Returns Strings.Unbounded.To_Unbounded_String(Text_IO.Get_Line);

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procedure Get_Line
(File : in File_Type; Item : out Strings.Unbounded.Unbounded_String);

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Equivalent to Item := Get_Line (File);

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procedure Get_Line
(Item : out Strings.Unbounded.Unbounded_String);

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Equivalent to Item := Get_Line;

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