Java Tutorial Library

62 Lessons

Java Variables

  • Rules of Declaring variables in Java.
  • Variable Definition in Java.
  • Types of Variable in Java.

    Java Numbers

    In most of the cases, programmers use the primary data types such as byte, int, long, double, etc. to work with numbers. This is because these are most commonly used data types which come in handy while creating usual programs. […]

      Java Characters

      Characters are considered among the most important data type in every programming language. For Java also, basic text-based computations are done using 'char' data type which is the primary data type for Java.

        Java Arrays

        • Define an Array
        • Initialize an Array
        • Accessing Array Elements

          Java Control Statements

          The statements that control the execution flow of the program are known as control statements. In a program, we modify and repeat the data several times. We need some tools for these modifications that will control the flow of the program, and to perform this type of tasks Java Provides control statements.

            Java if Statements

            If statements in Java is used to control the program flow based on some condition, it's used to execute some statement code block if the expression evaluated to true; otherwise, it will get skipped.

              Java Loops

              Java loops execute a block of commands a specified number of times, until a condition is met.

              • What is Loop?
              • while loops
              • do while loops
              • for loops

                Java for loops

                • Java for loops explained in details
                • Flowchart with example
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