ch. 3 end region tags

src/Chapter03/Listing03.01.CheckingForNull.cs

@@ -11,7 +11,7 @@ public static void Main(string[] args)
             {
                 number = args[0].Length;
             }
-            #endregion
+            #endregion EXCLUDE
             if (number is null)
             {
                 System.Console.WriteLine(
@@ -23,7 +23,7 @@ public static void Main(string[] args)
                     $"'number' doubled is { number * 2 }.");
             }
         }
-        #endregion
+        #endregion INCLUDE
     }
 }
 

src/Chapter03/Listing03.02.DereferencingAnUnassignedVariable.cs

@@ -11,6 +11,6 @@ public static void Main()
             // Compile Error: Use of unassigned local variable 'text'
             System.Console.WriteLine(text.Length);
         }
-        #endregion
-    }
+    #endregion INCLUDE
+}
 //}

src/Chapter03/Listing03.03.EnablingNullableProjectWide.cs

@@ -6,4 +6,4 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 </Project>
-#endregion
+#endregion INCLUDE

src/Chapter03/Listing03.04.WorkingWithStrings.cs

@@ -14,5 +14,5 @@ public static void Main()
             System.Console.WriteLine(uppercase);
         }
     }
-    #endregion
+    #endregion INCLUDE
 }

src/Chapter03/Listing03.05.ImplicitLocalVariablesWithAnonymousTypes.cs

@@ -18,5 +18,5 @@ public static void Main()
                 $"{patent2.Title} ({patent2.YearOfPublication})");
         }
     }
-    #endregion
+    #endregion INCLUDE
 }

src/Chapter03/Listing03.06.TheCSharpEquivalentOfCompilerGeneratedCILCodeForAValueTupleReturn.cs

@@ -6,5 +6,5 @@ public System.ValueTuple<string, string> ParseNames(string fullName)
     {
         // ...
     }
-    #endregion
+    #endregion INCLUDE
 }

src/Chapter03/Listing03.07.DeclaringAnArray.cs

@@ -7,7 +7,7 @@ public static void Main()
         {
             #region INCLUDE
             string[] languages;
-            #endregion
+            #endregion INCLUDE
         }
-    }
+     }
 }

src/Chapter03/Listing03.08.DeclaringATwoDimensionalArray.cs

@@ -12,7 +12,7 @@ public static void Main()
             // ---+---+---
             //    |   | 
             int[,] cells;
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.09.ArrayDeclarationWithAssignment.cs

@@ -8,7 +8,7 @@ public static void Main()
             string[] languages = { "C#", "COBOL", "Java",
                 "C++", "TypeScript", "Visual Basic",
                 "Python", "Lisp", "JavaScript" };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.10.ArrayAssignmentFollowingDeclaration.cs

@@ -9,7 +9,7 @@ public static void Main()
             languages = new string[]{ "C#", "COBOL", "Java",
                 "C++", "TypeScript", "Visual Basic",
                 "Python", "Lisp", "JavaScript" };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.11.ArrayAssignmentWithNewDuringDeclaration.cs

@@ -9,7 +9,7 @@ public static void Main()
                 "C#", "COBOL", "Java",
                 "C++", "TypeScript", "Visual Basic",
                 "Python", "Lisp", "JavaScript" };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.12.DeclarationAndAssignmentWithTheNewKeyword.cs

@@ -9,7 +9,7 @@ public static void Main()
                 "C#", "COBOL", "Java",
                 "C++", "TypeScript", "Visual Basic",
                 "Python", "Lisp", "JavaScript" };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.13.AssigningWithoutLiteralValues.cs

@@ -6,7 +6,7 @@ public static void Main()
         {
             #region INCLUDE
             string[] languages = new string[9];
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.14.DefiningTheArraySizeAtRuntime.cs

@@ -10,7 +10,7 @@ public static void Main()
             int size = int.Parse(System.Console.ReadLine());
             groceryList = new string[size];
             // ...
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.15.DeclaringATwoDimensionalArray.cs

@@ -6,7 +6,7 @@ public static void Main()
         {
             #region INCLUDE
             int[,] cells = new int[3,3];
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.16.InitializingATwoDimensionalArrayOfIntegers.cs

@@ -10,7 +10,7 @@ public static void Main()
                 {1, 2, 0},
                 {1, 2, 1}
             };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.17.AMultidimensionalArrayWithInconsistentSizeCausingAnError.cs

@@ -17,8 +17,8 @@ public static void Main()
             };
             #region EXCLUDE
             */
-            #endregion
-            #endregion
+            #endregion EXCLUDE
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.18.InitializingAThreeDimensionalArray.cs

@@ -31,7 +31,7 @@ public static void Main()
                     {false, true, true}
                 }
             };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.19.InitializingAJaggedArray.cs

@@ -11,7 +11,7 @@ public static void Main()
                 new int[] {1, 2},
                 new int[] {1}
             };
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.20.DeclaringAndAccessingAnArray.cs

@@ -17,7 +17,7 @@ public static void Main()
                 language = languages[^3];
                 // Write "Python"
                 System.Console.WriteLine(language);
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.21.SwappingDataBetweenPositionsInAnArray.cs

@@ -15,7 +15,7 @@ public static void Main()
             languages[3] = languages[2];
             // Assign language to location of "Java"
             languages[2] = language;
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.22.InitializingATwoDimensionalArrayOfIntegers.cs

@@ -12,7 +12,7 @@ public static void Main()
             };
             // Set the winning tic-tac-toe move to be player 1
             cells[1, 0] = 1;
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.23.DeclaringAJaggedArray.cs

@@ -13,7 +13,7 @@ public static void Main()
 
             cells[1][0] = 1;
             // ...
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.24.RetrievingTheLengthOfAnArray.cs

@@ -9,7 +9,7 @@ public static void Main()
             #region INCLUDE
             System.Console.WriteLine(
                 $"There are {languages.Length} languages in the array.");
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.25.AccessingOutsideTheBoundsOfAnArrayThrowingAnException.cs

@@ -10,7 +10,7 @@ public static void Main()
             // RUNTIME ERROR: index out of bounds - should
             // be 8 for the last element
             languages[4] = languages[9];
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.26.UsingLengthMinus1InTheArrayIndex.cs

@@ -10,7 +10,7 @@ public static void Main()
             string[] languages = new string[9];
             // ...
             languages[4] = languages[languages.Length - 1];
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.27.Slicing.cs

@@ -33,7 +33,7 @@ public static void Main()
                 // C#, COBOL, Java, C++, TypeScript, Swift, Python, Lisp, JavaScript
                 string.Join(", ", languages[0..^0])  // Python, Lisp, JavaScript
             }");
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.28.AdditionalArrayMethods.cs

@@ -12,13 +12,13 @@ public static void Main()
 
             #region HIGHLIGHT
             System.Array.Sort(languages);
-            #endregion
+            #endregion HIGHLIGHT
 
             string searchString = "COBOL";
             #region HIGHLIGHT
             int index = System.Array.BinarySearch(
                 languages, searchString);
-            #endregion
+            #endregion HIGHLIGHT
             System.Console.WriteLine(
                 "The wave of the future, "
                 + $"{ searchString }, is at index { index }.");
@@ -32,20 +32,20 @@ public static void Main()
                     $"{ languages[0],-20 }\t{ languages[^1],-20 }");
             #region HIGHLIGHT
             System.Array.Reverse(languages);
-            #endregion
+            #endregion HIGHLIGHT
             System.Console.WriteLine(
                     $"{ languages[0],-20 }\t{ languages[^1],-20 }");
             // Note this does not remove all items from the array
             // Rather it sets each item to the type's default value
             #region HIGHLIGHT
             System.Array.Clear(languages, 0, languages.Length);
-            #endregion
+            #endregion HIGHLIGHT
             System.Console.WriteLine(
                     $"{ languages[0],-20 }\t{ languages[^1],-20 }");
             System.Console.WriteLine(
                 $"After clearing, the array size is: { languages.Length }");
         }
     }
-    #endregion
+    #endregion INCLUDE
 }
 

src/Chapter03/Listing03.29.RetrievingAParticularDimensionsSize.cs

@@ -9,7 +9,7 @@ public static void Main()
             cells = new bool[2, 3, 3];
             System.Console.WriteLine(cells.GetLength(0)); // Displays 2
             System.Console.WriteLine(cells.Rank); // Displays 3
-            #endregion
+            #endregion INCLUDE
         }
     }
 }

src/Chapter03/Listing03.30.LookingForCommandlineOptions.cs

@@ -11,6 +11,6 @@ public static void Main(string[] args)
                 // This parameter is an option
             }
         }
-        #endregion
+        #endregion INCLUDE
     }
 }

src/Chapter03/Listing03.31.LookingForCommandlineOptionsSimplified.cs

@@ -12,6 +12,6 @@ public static void Main(string[] args)
                 // This parameter is an option
             }
         }
-        #endregion
+        #endregion INCLUDE
     }
 }

src/Chapter03/Listing03.32.ReversingAString.cs

@@ -18,16 +18,16 @@ public static void Main()
             #region HIGHLIGHT
             // Convert to an array
             temp = reverse.ToCharArray();
-            #endregion
+            #endregion HIGHLIGHT
 
             #region HIGHLIGHT
             // Reverse the array
             System.Array.Reverse(temp);
-            #endregion
+            #endregion HIGHLIGHT
 
             // Convert the array back to a string and
             // check if reverse string is the same
-            if(reverse == new string(temp))
+            if (reverse == new string(temp))
             {
                 System.Console.WriteLine(
                     $"\"{palindrome}\" is a palindrome.");
@@ -39,5 +39,5 @@ public static void Main()
             }
         }
     }
-    #endregion
+    #endregion INCLUDE
 }