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Conditional Statements
 

 

if

 
with Ada.Text_IO;
with Ada.Integer_Text_IO;
use Ada.Text_IO;

procedure Exercise is
   Item : Integer;
  
begin
    Put_Line("Enter the type of house you want to purchase");
    Put_Line("1. Single Family");
    Put_Line("2. Townhouse");
    Put_Line("3. Condominium");
    Put_Line("You Choice? ");
    Ada.Integer_Text_IO.Get(Item);
   
   if Item = 1 then
      Put_Line("House Type: Single Family");      
   end if;
end Exercise;

Here is an example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
1
House Type: Single Family

Here is another example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
4

 

else

 
with Ada.Text_IO;
with Ada.Integer_Text_IO;
use Ada.Text_IO;

procedure Exercise is
   Item : Integer;
  
begin
    Put_Line("Enter the type of house you want to purchase");
    Put_Line("1. Single Family");
    Put_Line("2. Townhouse");
    Put_Line("3. Condominium");
    Put_Line("You Choice? ");
    Ada.Integer_Text_IO.Get(Item);
   
   if Item = 1 then
      Put_Line("House Type: Single Family"); 
   else
      Put_Line("Another type of property");
   end if;
end Exercise;

Here is an example of running the program:

1. Single Family
2. Townhouse
3. Condominium
You Choice? 
1
House Type: Single Family

Here is another example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
25
Another type of property
 

elsif

 
with Ada.Text_IO;
with Ada.Integer_Text_IO;
use Ada.Text_IO;

procedure Exercise is
   Item : Integer;
  
begin
    Put_Line("Enter the type of house you want to purchase");
    Put_Line("1. Single Family");
    Put_Line("2. Townhouse");
    Put_Line("3. Condominium");
    Put_Line("You Choice? ");
    Ada.Integer_Text_IO.Get(Item);
   
   if Item = 1 then
      Put_Line("House Type: Single Family");
   elsif Item = 2 then
      Put_Line("House Type: Townhouse");
   elsif Item = 3 then
      Put_Line("House Type: Condominium");
   else
      Put_Line("House Type: Unknown"); 
   end if;
end Exercise;

Here is an example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
3
House Type: Condominium

Here is another example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
244
House Type: Unknown
 

case...when

 
with Ada.Text_IO;
with Ada.Integer_Text_IO;
use Ada.Text_IO;

procedure Exercise is
   type HouseTypes is (SingleFamily, Townhouse, Condominium); -- , Unknown);
   
   HouseCategory : HouseTypes;
   
begin   
   HouseCategory := Townhouse;
   
   case HouseCategory is
      when SingleFamily =>
         Put_Line("House Type: Single Family");
      when Townhouse =>
         Put_Line("House Type: Townhouse");
      when Condominium =>
         Put_Line("House Type: Condominium");      
   end case;

end Exercise;

Here is an example of running the program:

House Type: Townhouse

case...when...others

 
with Ada.Text_IO;
with Ada.Integer_Text_IO;
use Ada.Text_IO;

procedure Exercise is
   Choice : Integer;
  
begin
    Put_Line("Enter the type of house you want to purchase");
    Put_Line("1. Single Family");
    Put_Line("2. Townhouse");
    Put_Line("3. Condominium");
    Put_Line("You Choice? ");
    Ada.Integer_Text_IO.Get(Choice);
   
   case Choice is
      when 1 =>
         Put_Line("House Type: Single Family");
      when 2 =>
         Put_Line("House Type: Townhouse");
      when 3 =>
         Put_Line("House Type: Condominium");
      when others =>
         Put_Line("House Type: Unknown");      
   end case;
end Exercise;

Here is an example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
2
House Type: Townhouse

Here is another example of running the program:

Enter the type of house you want to purchase
1. Single Family
2. Townhouse
3. Condominium
You Choice? 
14
House Type: Unknown
   

while

 
with Ada.Text_IO;
use Ada.Text_IO;

procedure Welcome is
   a : Integer := 0;

begin
   while a /= 4 loop
      Put_Line("Welcome to Ada Programming");
      a := a + 1;
   end loop;
end Welcome;

for

 
with Ada.Text_IO;
use Ada.Text_IO;

procedure Exercise is
  
begin
   for Counter in 1 .. 5 loop
      Put_Line("Number " & Integer'Image(Counter)); 
   end loop;
end Exercise;

Here is an example of running the program:

Number  1
Number  2
Number  3
Number  4
Number  5
 
 
 
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