Posts about Java
Java Getting Started tutorial
May 10, 2021 10:00 0 Comment Java
Java Getting Started tutorial, Java Getting Started tutorial, My first JAVA program, Start learning JAVA programming, Java Getting Started tutorial, Java is an advanced programming language launched by Sun Microsystems in May 1995., Java can run on multiple platforms
Introduction to Java
May 10, 2021 10:00 0 Comment Java
Introduction to Java, Introduction to Java, Key features, History, Java development tools, Introduction to Java, Java is the general term for the Java object-oriented programming language and Java platform introduced by Sun Microsystems in M
Java development environment configuration
May 10, 2021 10:00 0 Comment Java
Java development environment configuration, The window system installs java, Linux, UNIX, Solaris, FreeBSD environment variable settings, Popular JAVA development tool, Run the first Java program with Eclipse, Java development environment configuration, Java development environment configuration, In this section, we'll show you how to build a Java developmen
Java's underlying syntax
May 10, 2021 11:00 0 Comment Java
Java's underlying syntax, Java's underlying syntax, The first Java program, Basic syntax, Java identifier, Java modifier, Java variable, Java array, Java enumerity, Instance, Java keywords, Java comments, Java empty line, Inherited, Interface, Java's underlying syntax, A Java program can be thought of as a collection of objects that work together by calling each other's methods., The followi
Java objects and classes
May 10, 2021 11:00 0 Comment Java
Java objects and classes, Java objects and classes, The object in Java, The class in Java, The construction method, Create an object, Access instance variables and methods, Instance, The source file claims the rule, Java package, The Import statement, A simple example, Java objects and classes, Java is an object-oriented language., The following basic concepts are supported:, Polymorphic, Inherited, Packaging, Abstra
Java basic data type
May 10, 2021 11:00 0 Comment Java
Java basic data type, Java basic data type, Built-in data types, The reference type, Java constant, Java basic data type, A variable is a request for memory to store values., That is, when you create a variable, you need to apply space in memory., Th
Java modifier
May 10, 2021 11:00 0 Comment Java
Java modifier, Java modifier, Access control modifier, Non-access modifier, Java modifier, The Java language provides a number of modifiers, mainly in the following two categories:, Access modifiers, Non-access modifier, Modif
Java operator
May 10, 2021 11:00 0 Comment Java
Java operator, Java operator, Arithmetic operator, The relationship operator, Bit operator, The logical operator, The assignment operator, Conditional operator (?:), The instanceof operator, Java operator priority, Java operator, One of the most basic uses of computers is to perform mathematical operations, and as a computer language, Java also provides a rich se
Java loop structure - for, while and do... while
May 10, 2021 11:00 0 Comment Java
Java loop structure - for, while and do... while, Java loop structure - for, while and do... while, While loop, do... While loop, For loop, Java enhances the for loop, Break keyword, The continue keyword, Java loop structure - for, while and do..., while, Program statements for sequential structures can only be executed once. I, f you want to do the sam
Java Branch Structure - if... else/switch
May 10, 2021 11:00 0 Comment Java
Java Branch Structure - if... else/switch, Java Branch Structure - if... else/switch, If statement, if... Else statement, if... e lse if... Else statement, Nested if... Else statement, Switch statement, Java Branch Structure - if..., else/switch, Sequential structures can only be executed sequentially and cannot be judged and selected, so branch struc
Java Number class
May 10, 2021 11:00 0 Comment Java
Java Number class, Java Number class, Java Number class, In general, we use the basic data types of the data: byte, int, short, long, double, float, boolean, char;, There are also eight ty
Java Character class
May 10, 2021 11:00 0 Comment Java
Java Character class, Java Character class, Escape sequence, Character method, Java Character class, When using characters, we typically use built-in data type char., Instance, char ch = 'a';, // Unicode for uppercase Greek omega
Java String class
May 10, 2021 11:00 0 Comment Java
Java String class, Java String class, Create a string, The length of the string, The connection string, Create a formatted string, String method, Java String class, Strings are widely used in Java programming, where strings belong to objects, and Java provides String classes to create and manipu
Java StringBuffer and StringBuilder classes
May 10, 2021 12:00 0 Comment Java
Java StringBuffer and StringBuilder classes, Java StringBuffer and StringBuilder classes, StringBuffer method, Java StringBuffer and StringBuilder classes, When you modify a string, you need to use the StringBuffer and StringBuilder classes., In addition to the
Java array
May 10, 2021 12:00 0 Comment Java
Java array, Java array, Declare array variables, Create an array, Process the array, Foreach loop, The array is used as an argument to the function, The return value of the array as a function, Array class, Java array, Arrays are one of the most important data structures for every programming language, although different languages implement and process ar