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Author: prak112

Arrays/T33_PrintCharactersFromArray.txt

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+
+#region T33_PrintCharacters-Forward-Backward
+// Arrays initialization
+Console.WriteLine("----Welcome to Arrays----\nEnter a string or a phrase :");
+string userInput = Console.ReadLine();
+string[] inputSplit = userInput.Split();
+
+Console.WriteLine("\nx-Each Character Reversed-x");
+foreach (string input in inputSplit)
+{
+    char[] chars = input.ToCharArray();
+    Array.Reverse(chars);
+    string reverseString = new string(chars);
+    Console.Write(reverseString);
+}
+
+Console.WriteLine("\n\nx-Each String Reversed-x");
+foreach (string input in inputSplit.Reverse())
+{
+    Console.Write(input);
+}
+
+Console.WriteLine("\n---End Program----\n");
+
+#endregion

T34_SubstringArray/T34_SubstringArrayItem.txt

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+/*TASK
+ * 1 - Using Arrays split user input (string) into userArray
+ * 2 - Ask userInput for startIndex and endIndex
+ * 3 - Loop userInput for indexes until valid inputs are given, i.e., startIndex > 0 and endIndex < Array.Length
+ * 4 - Output subset of userArray
+ */
+
+
+Console.WriteLine("----Welcome to Substrings----\n--Substring using SubString method--\nEnter a string or a phrase :");
+string userString = Console.ReadLine();
+string[] userArray = userString.Split();
+
+// initialize subset indices
+int startIndex = 0;
+int endIndex = 0;
+
+#region option1 - Substring
+
+// iterate user input for substring indices
+try
+{
+    do
+    {
+        Console.WriteLine("Enter starting index to remove :");
+        startIndex = int.Parse(Console.ReadLine());
+
+        Console.WriteLine("Enter ending index to remove :");
+        endIndex = int.Parse(Console.ReadLine());
+
+    } while (startIndex < 0 && endIndex >= userArray.Length);
+}
+catch(Exception ex)
+{
+    Console.WriteLine("ERROR : " + ex.Message);
+}
+// substring user input
+string subString = userArray[0].Substring(startIndex, endIndex);
+Console.WriteLine($"Current String : {userArray[0]}\nChosen substring : {subString}\n---End Substring---\n");
+
+#endregion
+
+
+#region option2 - Loop Arrays
+
+// iterate string until required region of substring acquired
+Console.WriteLine("--Substring using FOR loop--\n");
+string loopResult = "";
+for (int i = startIndex; i <= endIndex; i++)
+{
+    loopResult += userArray[0][i];
+}
+Console.WriteLine($"Current String : {userArray[0]}\nChosen Substring : {loopResult}\n---End Loop---\n");
+
+#endregion
+
+
+#region option3 - LINQ
+// ask user input for which array item to substring
+// split the specific array item -> Array[userChoice].ToCharArray()
+// use LINQ -> Array.Skip(startIndex).Take(endIndex)
+
+#endregion
+
+