diff --git a/swad_assignment.c b/swad_assignment.c
index 5d7b895b..36a971dd 100644
--- a/swad_assignment.c
+++ b/swad_assignment.c
@@ -89,6 +89,7 @@ static void Asg_GetAssignmentDataFromRow (MYSQL_RES **mysql_res,
                                           unsigned NumAsgs);
 static void Asg_ResetAssignment (struct Asg_Assignment *Asg);
 static void Asg_FreeListAssignments (struct Asg_Assignments *Assignments);
+static void Asg_HideUnhideAssignment (HidVis_HiddenOrVisible_t HiddenOrVisible);
 static void Asg_ShowLstGrpsToEditAssignment (long AsgCod);
 static void Asg_CreateAssignment (struct Asg_Assignment *Asg,const char *Txt);
 static void Asg_UpdateAssignment (struct Asg_Assignment *Asg,const char *Txt);
@@ -1059,39 +1060,20 @@ void Asg_RemoveAssignment (void)
   }
 
 /*****************************************************************************/
-/**************************** Hide an assignment *****************************/
+/************************* Hide/unhide an assignment *************************/
 /*****************************************************************************/
 
 void Asg_HideAssignment (void)
   {
-   struct Asg_Assignments Assignments;
-
-   /***** Reset assignments *****/
-   Asg_ResetAssignments (&Assignments);
-
-   /***** Get parameters *****/
-   Assignments.SelectedOrder = Asg_GetParAsgOrder ();
-   Gbl.Crs.Grps.WhichGrps = Grp_GetParWhichGroups ();
-   Assignments.CurrentPage = Pag_GetParPagNum (Pag_ASSIGNMENTS);
-
-   /***** Get assignment code *****/
-   Assignments.Asg.AsgCod = ParCod_GetAndCheckPar (ParCod_Asg);
-
-   /***** Get data of the assignment from database *****/
-   Asg_GetAssignmentDataByCod (&Assignments.Asg);
-
-   /***** Hide assignment *****/
-   Asg_DB_HideOrUnhideAssignment (Assignments.Asg.AsgCod,true);
-
-   /***** Show all assignments again *****/
-   Asg_ShowAllAssignments (&Assignments);
+   Asg_HideUnhideAssignment (HidVis_HIDDEN);
   }
 
-/*****************************************************************************/
-/**************************** Unhide an assignment ***************************/
-/*****************************************************************************/
-
 void Asg_UnhideAssignment (void)
+  {
+   Asg_HideUnhideAssignment (HidVis_VISIBLE);
+  }
+
+static void Asg_HideUnhideAssignment (HidVis_HiddenOrVisible_t HiddenOrVisible)
   {
    struct Asg_Assignments Assignments;
 
@@ -1110,7 +1092,7 @@ void Asg_UnhideAssignment (void)
    Asg_GetAssignmentDataByCod (&Assignments.Asg);
 
    /***** Unhide assignment *****/
-   Asg_DB_HideOrUnhideAssignment (Assignments.Asg.AsgCod,false);
+   Asg_DB_HideOrUnhideAssignment (Assignments.Asg.AsgCod,HiddenOrVisible);
 
    /***** Show all assignments again *****/
    Asg_ShowAllAssignments (&Assignments);
diff --git a/swad_assignment_database.c b/swad_assignment_database.c
index e856799b..bc8b5a42 100644
--- a/swad_assignment_database.c
+++ b/swad_assignment_database.c
@@ -298,15 +298,16 @@ void Asg_DB_UpdateAssignment (const struct Asg_Assignment *Asg,const char *Txt)
 /************************* Hide/unhide an assignment *************************/
 /*****************************************************************************/
 
-void Asg_DB_HideOrUnhideAssignment (long AsgCod,bool Hide)
+void Asg_DB_HideOrUnhideAssignment (long AsgCod,
+				    HidVis_HiddenOrVisible_t HiddenOrVisible)
   {
    DB_QueryUPDATE ("can not hide/unhide assignment",
 		   "UPDATE asg_assignments"
 		     " SET Hidden='%c'"
 		   " WHERE AsgCod=%ld"
 		     " AND CrsCod=%ld",
-		   Hide ? 'Y' :
-			  'N',
+		   HiddenOrVisible == HidVis_HIDDEN ? 'Y' :
+						      'N',
                    AsgCod,
                    Gbl.Hierarchy.Crs.CrsCod);
   }
diff --git a/swad_assignment_database.h b/swad_assignment_database.h
index c337e5fb..c523c236 100644
--- a/swad_assignment_database.h
+++ b/swad_assignment_database.h
@@ -54,7 +54,8 @@ bool Asg_DB_CheckIfSimilarAssignmentExists (const char *Field,const char *Value,
 
 long Asg_DB_CreateAssignment (const struct Asg_Assignment *Asg,const char *Txt);
 void Asg_DB_UpdateAssignment (const struct Asg_Assignment *Asg,const char *Txt);
-void Asg_DB_HideOrUnhideAssignment (long AsgCod,bool Hide);
+void Asg_DB_HideOrUnhideAssignment (long AsgCod,
+				    HidVis_HiddenOrVisible_t HiddenOrVisible);
 
 void Asg_DB_RemoveAssignment (long AsgCod);
 
diff --git a/swad_changelog.h b/swad_changelog.h
index 2491fec9..9037c28f 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -629,10 +629,11 @@ TODO: Emilce Barrera Mesa: Podr
 TODO: Emilce Barrera Mesa: Mis estudiantes presentan muchas dificultades a la hora de poner la foto porque la plataforma es muy exigente respecto al fondo de la imagen.
 
 */
-#define Log_PLATFORM_VERSION	"SWAD 22.120.7 (2023-09-09)"
+#define Log_PLATFORM_VERSION	"SWAD 22.120.8 (2023-09-09)"
 #define CSS_FILE		"swad22.120.4.css"
 #define JS_FILE			"swad22.49.js"
 /*
+	Version 22.120.8: Sep 09, 2023  Code refactoring related to hidden-visible in assignments. (337610 lines)
 	Version 22.120.7: Sep 09, 2023  Code refactoring related to hidden-visible in agendas. (337619 lines)
 	Version 22.120.6: Sep 09, 2023  Fixed bug hiding documents. Reported by Francisco José Pelayo Valle. (337628 lines)
 	Version 22.120.5: Sep 07, 2023  Fixed bugs in database queries related to buildings. (337625 lines)