Java Programs 28 Lessons

Java example programs with explanations. Basic java programs, Java integer number programs, Java loop programs, Java function programs, Java array programs, Java file I/O programs.

This Java program is used to print on the screen input by the user. It asks the user to provide a string, integer and float input, and prints it.

This Java program is used to demonstrates comparison of two strings. Java String Class which checks whether two given and initialized strings are equal or not.

This Java program is used demonstrates remove white spaces from within a string which is having extra spaces.

This Java program is used to demonstrates concatenate two strings using concat method.

This Java program is used to find duplicate characters in string.

This Java program is used to demonstrates split strings into ArrayList.

This Java program is used to demonstrate whether the given string is a palindrome or not.

This Java program converts String to Integer. Java Integer class has parseInt() static method, which is used convert string to int.

This Java program generates random numbers within the provided range. Its asks the user to provide maximum range, and generates a number within the range.

This Java program is used to demonstrates swapping two numbers, using a temporary variable.

This Java program perform basic arithmetic operations of two numbers. Numbers are assumed to be integers and will be entered by the user.

This Java program is used to calculate the simple and compound interest for the given values of amount, rate and time.

This Java program is used to demonstrates find largest and smallest number in an Array.

This Java program is used to find reverse number.