diff --git a/Modèle/Expert.cs b/Modèle/Expert.cs
index 1637eae..c5fa01a 100644
--- a/Modèle/Expert.cs
+++ b/Modèle/Expert.cs
@@ -64,5 +64,42 @@ namespace Modèle
             return i;
         }
 
+
+        public int ValiderUnChangement(List<Requin> lBdFinie, List<Requin> lBdPasfinie)
+        {
+            int i = 0;
+            string rep;
+            List<Requin> nv = new List<Requin>();
+            foreach (Requin r in lBdPasfinie)
+            {
+                nv.Add(r);
+            }
+            foreach (Requin r in nv)
+            {
+                Console.WriteLine(r);
+                Console.WriteLine("Voulez vous ajoutez ce requin à la base de données des requins ? (y/n)");
+                rep = Console.ReadLine();
+                while (rep != "n" && rep != "y")
+                {
+                    Console.WriteLine("Erreur de saisie (y/n)");
+                    rep = Console.ReadLine();
+                }
+                if (rep == "y")
+                {
+                    lBdFinie.Remove(r);
+                    lBdFinie.Add(r);
+                    i++;
+                }
+                lBdPasfinie.Remove(r);
+
+            }
+            return i;
+        }
+
+
+        public bool Equals(Expert e)
+        {
+            return Email == e.Email;
+        }
     }
 }
diff --git a/Modèle/Requin.cs b/Modèle/Requin.cs
index a9a264a..a6bcb13 100644
--- a/Modèle/Requin.cs
+++ b/Modèle/Requin.cs
@@ -54,19 +54,19 @@ namespace Modèle
 
         public void ModiferRequin(string description, string photo, string video, string photoCarte, Conservation statutCons, List<Zone> repartition, string funFact)
         {
-            if (description != "")
+            if (! string.IsNullOrWhiteSpace(description))
             {
                 Description = description;
             }
-            if(photo != "")
+            if(! string.IsNullOrWhiteSpace(photo))
             {
                 Photo = photo;
             }
-            if(video != "")
+            if(!string.IsNullOrWhiteSpace(video))
             {
                 Video = video;
             }
-            if (photoCarte != "")
+            if (!string.IsNullOrWhiteSpace(photoCarte))
             {
                 Photo = photoCarte;
             }
@@ -74,7 +74,7 @@ namespace Modèle
             {
                 StatutCons = statutCons;
             }
-            if (funFact != "")
+            if (!string.IsNullOrWhiteSpace(funFact))
             {
                 FunFact = funFact;
             }
@@ -87,6 +87,15 @@ namespace Modèle
             }
         }
 
+        public bool Equals(Requin r)
+        {
+            if (Nom==r.Nom && NomSci == r.NomSci)
+            {
+                return true;
+            }
+            return false;
+        }
+
     }
 
 }
diff --git a/Modèle/UserControlRequin.cs b/Modèle/UserControlRequin.cs
new file mode 100644
index 0000000..39e85ab
--- /dev/null
+++ b/Modèle/UserControlRequin.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Modèle
+{
+    class UserControlRequin
+    {
+    }
+}
diff --git a/Modèle/Utilisateur.cs b/Modèle/Utilisateur.cs
index fc571fc..44fd6ad 100644
--- a/Modèle/Utilisateur.cs
+++ b/Modèle/Utilisateur.cs
@@ -41,5 +41,11 @@ namespace Modèle
             lBdPasFinie.Add(req);
             NbSubmit++;
         }
+
+
+        public bool Equals(Utilisateur u)
+        {
+            return Email == u.Email;
+        }
     }
 }
diff --git a/WpfApp1/UserControlEdit.xaml.cs b/WpfApp1/UserControlEdit.xaml.cs
index 48b312d..a19b846 100644
--- a/WpfApp1/UserControlEdit.xaml.cs
+++ b/WpfApp1/UserControlEdit.xaml.cs
@@ -1,4 +1,5 @@
-using System;
+using Modèle;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -23,50 +24,10 @@ namespace WpfApp1
         public UserControlEdit()
         {
             InitializeComponent();
+           
         }
 
-        public string name
-        {
-            set
-            {
-                leNom.Contenu = value;
-            }
-        }
-        public string sciName
-        {
-            set
-            {
-                nomSci.Contenu = value;
-            }
-        }
-        public string pic
-        {
-            set
-            {
-                LienPhoto.Contenu = value;
-            }
-        }
-        public string vid
-        {
-            set
-            {
-                LienVid.Contenu = value;
-            }
-        }
-        public string map
-        {
-            set
-            {
-                LienMap.Contenu = value;
-            }
-        }
-        public string fun
-        {
-            set
-            {
-                funFact.Contenu = value;
-            }
-        }
+        public Requin requin { get; set; }
 
         private void LienPhoto_IsKeyboardFocusedChanged(object sender, DependencyPropertyChangedEventArgs e)
         {
diff --git a/WpfApp1/UserControlRequin.xaml b/WpfApp1/UserControlRequin.xaml
index 9bebfc1..057f838 100644
--- a/WpfApp1/UserControlRequin.xaml
+++ b/WpfApp1/UserControlRequin.xaml
@@ -20,9 +20,9 @@
                     <RowDefinition Height="1*"/>
                     <RowDefinition Height="1*"/>
                 </Grid.RowDefinitions>
-                <Image Source="Images/Heterodontus_francisci_catalina.jpg" Width="auto" Height="40" Grid.RowSpan="2" Margin="4" MouseDown="UserControlReq_MouseDown"/>
-                <TextBlock Grid.Column="1" Grid.Row="0" Text="Requin Dormeur Mexicain" FontFamily="{StaticResource Police2}" MouseDown="UserControlReq_MouseDown" Foreground="{StaticResource Couleur1}"/>
-                <TextBlock Grid.Column="1" Grid.Row="1" Text="Heterodontus mexicanus" FontWeight="Thin" MouseDown="UserControlReq_MouseDown" Foreground="{StaticResource Couleur2}"/>
+                <Image Source="Images/Heterodontus_francisci_catalina.jpg" Width="auto" Height="40" Grid.RowSpan="2" Margin="4" MouseDown="UserControlReq_MouseDown" x:Name="image"/>
+                <TextBlock Grid.Column="1" Grid.Row="0" Text="Requin Dormeur Mexicain" FontFamily="{StaticResource Police2}" MouseDown="UserControlReq_MouseDown" Foreground="{StaticResource Couleur1}" x:Name="name"/>
+                <TextBlock Grid.Column="1" Grid.Row="1" Text="Heterodontus mexicanus" FontWeight="Thin" MouseDown="UserControlReq_MouseDown" Foreground="{StaticResource Couleur2}" x:Name="sciName"/>
             </Grid>
         </Border>
     </ListBoxItem>
diff --git a/WpfApp1/UserControlRequin.xaml.cs b/WpfApp1/UserControlRequin.xaml.cs
index c8e644a..59e8a39 100644
--- a/WpfApp1/UserControlRequin.xaml.cs
+++ b/WpfApp1/UserControlRequin.xaml.cs
@@ -1,4 +1,5 @@
-using System;
+using Modèle;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -12,6 +13,8 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
+
+
 namespace WpfApp1
 {
     /// <summary>
@@ -22,6 +25,10 @@ namespace WpfApp1
         public UserControlRequin()
         {
             InitializeComponent();
+            name.Text = requin.Nom;
+            sciName.Text = requin.NomSci;
+            image.Source = new BitmapImage(new Uri(requin.Photo, UriKind.Relative));
+
         }
 
 
@@ -29,5 +36,9 @@ namespace WpfApp1
         {
             ((MainWindow)System.Windows.Application.Current.MainWindow).ContentControlSwapDes();
         }
+
+        public Requin requin { get; private set; }
+    
+
     }
 }
diff --git a/WpfApp1/WpfApp1.csproj b/WpfApp1/WpfApp1.csproj
index 8a6acfd..8d22384 100644
--- a/WpfApp1/WpfApp1.csproj
+++ b/WpfApp1/WpfApp1.csproj
@@ -56,6 +56,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\Modèle\Modèle.csproj" />
     <ProjectReference Include="..\Ressources\Ressources.csproj" />
   </ItemGroup>
 
diff --git a/test_requin/Program.cs b/test_requin/Program.cs
index 33d58e6..3c74ea1 100644
--- a/test_requin/Program.cs
+++ b/test_requin/Program.cs
@@ -45,13 +45,17 @@ namespace test_requin
             {
                 Console.WriteLine(r);
             }
+
+            finie.Clear();
+            finie.Add(requin);
             Console.WriteLine(e1);
             Console.WriteLine(e2);
 
             List<Zone> z = new List<Zone>();
             Console.WriteLine("----------------------------------------------------------------------------------\n");
             u1.FaireUnChangement(requin, "lalalilalou", "", "", "", Conservation.NE, z, "hahahahaha", bdd);
-            foreach(Requin r in bdd)
+            e1.ValiderUnChangement(finie, bdd);
+            foreach(Requin r in finie)
             {
                 Console.WriteLine(r);
             }