title: How do I fix an <identifier> expected error on line 89 when using cases?
body: <pre><code>import java.util.Scanner;
  
  public class MethodTestingLab {
     public static void main(String[] args) {
  
        int menuChoice, num1;
        Scanner keyboardReader = new Scanner(System.in);
  
        // Display Menu
        System.out.println("Menu\n 1.chkNextInt\n 2.twoDigitNumber\n 3.big2Digits\n 4.reverseString\n 5.max3\n");
  
        // User choice
        System.out.print("Enter your choice ");
        menuChoice = keyboardReader.nextInt();
  
  
        // Cases
        switch(menuChoice) {
           case 4:
              System.out.println("Given a three-lettered string, returns the string that is the reverse of its characters.");
              System.out.print("Enter a string: ");
              case4String = keyboardReader.next();
              System.out.println(reverseString(case4String));
              break;
        }
        System.out.println("End");
     }
  
  
     // Method 4
     public static String reverseString(case4String) {
        newString = case4String.charAt(2) + case4String.charAt(1) + case4String.charAt(0);
        return newString;
     }
  
  }
  </code></pre>
  
  <p>// How do I fix the identify error in Method 4? I can't compile it until it is fixed, and when I tried adding String before case4String, it caused way more errors than the one before.                                                              </p>