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vectors.to_vector [2012/01/23 20:59] (current)
thomaslocke created
Line 1: Line 1:
 +<code ada>
 +with Ada.Text_IO;​
 +with Ada.Text_IO.Unbounded_IO;​
 +with Ada.Strings.Unbounded; ​     use Ada.Strings.Unbounded;​
 +with Ada.Containers.Vectors; ​    use Ada.Containers;​
 + 
 +procedure Quotes is
 +   ​package IO renames Ada.Text_IO;​
 +   ​package SUIO renames Ada.Text_IO.Unbounded_IO;​
 +   ​package Quote_Container is new Vectors (Natural, Unbounded_String);​
 +   use Quote_Container;​
 +   ​Quotes ​   : Vector;
 +   ​Input ​    : IO.File_Type;​
 +begin
 +   ​IO.Open (File => Input,
 +            Mode => IO.In_File,
 +            Name => "​quotes.txt"​);​
 +   while not IO.End_Of_File (File => Input) loop
 +      Quotes.Append (New_Item => SUIO.Get_Line (File => Input));
 +   end loop;
 +   ​IO.Close (Input);
 + 
 +   ​IO.Put (Item => "1st. element: ");
 +   ​SUIO.Put (Item => Quotes.Element (Index => 0));
 +   ​IO.New_Line;​
 +   ​IO.Put (Item => "10th. element: ");
 +   ​SUIO.Put_Line (Item => Quotes.Element (Index => 9));
 + 
 +   ​Quotes := To_Vector (Length => 10);
 + 
 +   ​IO.Put (Item => "1st. element: ");
 +   ​SUIO.Put (Item => Quotes.Element (Index => 0));
 +   ​IO.New_Line;​
 +   ​IO.Put (Item => "10th. element: ");
 +   ​SUIO.Put_Line (Item => Quotes.Element (Index => 9));
 + 
 +   ​Quotes := To_Vector (New_Item => To_Unbounded_String ("Put new quote here"​),​
 +                        Length ​  => 10);
 + 
 +   ​IO.Put (Item => "1st. element: ");
 +   ​SUIO.Put (Item => Quotes.Element (Index => 0));
 +   ​IO.New_Line;​
 +   ​IO.Put (Item => "10th. element: ");
 +   ​SUIO.Put_Line (Item => Quotes.Element (Index => 9));
 +end Quotes;
 +</​code>​
 +
 +[[Ada.Containers.Vectors#​Vectors.To_Vector | Go back]]
  

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