Exercise (5): Strings A. String Length method public class MyClass { public static void main(String[] args) { String txt "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; System.out.println("The length of the txt string is: " + txt.length ()); ) } B. Uppercase and Lowercase methods public class MyClass { public static void main(String[] args) { String txt = "Hello World"; System.out.println(txt.toUpperCase ()); // Outputs "HELLO WORLD" System.out.println(txt.toLowerCase()); // Outputs "hello world" }} C. String concatenation The + operator can be used between strings to combine them. This is called concatenation. You can also use the concat() method to concatenate two strings public class MyClass { public static void main(String[] args) { String firstName = "Amani"; String fatherName = "Sabri"; System.out.println(firstName + "" System.out.println(firstName.concat (fatherName)); }} + fatherName);
Exercise (5): Strings A. String Length method public class MyClass { public static void main(String[] args) { String txt "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; System.out.println("The length of the txt string is: " + txt.length ()); ) } B. Uppercase and Lowercase methods public class MyClass { public static void main(String[] args) { String txt = "Hello World"; System.out.println(txt.toUpperCase ()); // Outputs "HELLO WORLD" System.out.println(txt.toLowerCase()); // Outputs "hello world" }} C. String concatenation The + operator can be used between strings to combine them. This is called concatenation. You can also use the concat() method to concatenate two strings public class MyClass { public static void main(String[] args) { String firstName = "Amani"; String fatherName = "Sabri"; System.out.println(firstName + "" System.out.println(firstName.concat (fatherName)); }} + fatherName);
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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![Exercise (5): Strings
A. String Length method
public class MyClass {
public static void main(String[] args) {
String txt = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
System.out.println("The length of the txt string is: " + txt.length());
) }
B. Uppercase and Lowercase methods
public class MyClass {
public static void main(String[] args) {
String txt = "Hello World";
System.out.println(txt.toUpperCase ()); // Outputs "HELLO WORLD"
System.out.println(txt.toLowerCase ()); // Outputs "hello world"
}}
C. String concatenation
The + operator can be used between strings to combine them.
This is called concatenation.
You can also use the concat() method to concatenate two strings
public class MyClass {
public static void main(String[] args) {
String firstName = "Amani";
String fatherName = "Sabri";
+ fatherName);
System.out. println(firstName +
System.out.println(firstName.concat (fatherName)); }}
1. Computer Programming (1)
By: lect. Amani Abumansour](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5114e966-abb6-4998-8183-95d5889adf14%2F0d5cd457-48c0-4de9-89a0-ccf02238a6ac%2Fci9nplc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Exercise (5): Strings
A. String Length method
public class MyClass {
public static void main(String[] args) {
String txt = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
System.out.println("The length of the txt string is: " + txt.length());
) }
B. Uppercase and Lowercase methods
public class MyClass {
public static void main(String[] args) {
String txt = "Hello World";
System.out.println(txt.toUpperCase ()); // Outputs "HELLO WORLD"
System.out.println(txt.toLowerCase ()); // Outputs "hello world"
}}
C. String concatenation
The + operator can be used between strings to combine them.
This is called concatenation.
You can also use the concat() method to concatenate two strings
public class MyClass {
public static void main(String[] args) {
String firstName = "Amani";
String fatherName = "Sabri";
+ fatherName);
System.out. println(firstName +
System.out.println(firstName.concat (fatherName)); }}
1. Computer Programming (1)
By: lect. Amani Abumansour
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