labs

labs/lab3/StringManips.java

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+// ***************************************************************
+// StringManips.java
+//
+// Test several methods for manipulating String objects
+// ***************************************************************
+import java.util.Scanner;
+public class StringManips
+{
+public static void main (String[] args)
+{
+String phrase = new String ("This is a String test.");
+int phraseLength; // number of characters in the phrase String
+int middleIndex; // index of the middle character in the String
+String firstHalf; // first half of the phrase String
+String secondHalf; // second half of the phrase String
+String switchedPhrase; // a new phrase with original halves switched
+String middle3;
+String city;
+String state;
+Scanner scan = new Scanner(System.in);
+
+System.out.println("Enter your city!");
+city = scan.nextLine();
+System.out.println("Enter your state!");
+state = scan.nextLine();
+String newString = state.toUpperCase() + city.toLowerCase() + state.toUpperCase();
+// compute the length and middle index of the phrase
+phraseLength = phrase.length();
+middleIndex = phraseLength / 2;
+// get the substring for each half of the phrase
+firstHalf = phrase.substring(0,middleIndex);
+secondHalf = phrase.substring(middleIndex, phraseLength);
+// concatenate the firstHalf at the end of the secondHalf
+switchedPhrase = secondHalf.concat(firstHalf);
+switchedPhrase = switchedPhrase.replace(" ", "*");
+
+middle3 = phrase.substring(middleIndex - 1, middleIndex + 2);
+// print information about the phrase
+System.out.println();
+System.out.println ("Original phrase: " + phrase);
+System.out.println ("Length of the phrase: " + phraseLength +
+" characters");
+System.out.println ("Index of the middle: " + middleIndex);
+System.out.println ("Character at the middle index: " +
+phrase.charAt(middleIndex));
+System.out.println ("Switched phrase: " + switchedPhrase);
+System.out.println();
+System.out.println(newString);
+}
+}