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Job Based Interview Q & A 12 Job Based Responsibilities 12 HTML 12 CSS 5 JavaScript 0 SQL 0 Python 26 PHP 41 News 1

PHP OverviewPHP is a server-side scripting language, which is used to manage dynamic web pages, databases, and build web...

What is MySQL?MySQL is a Database Management System.What is a Database Management System?The software system that enable...

Static MethodsIn certain cases where we need to access methods and properties in terms of class rather than an object, t...

Static Properties

Static PropertiesStatic properties can be accessed directly without creating an instance of a class. Static properties c...

SuperglobalsSuperglobals are built-in variables that are always available in all scopes. There is no need to do global $...

$GLOBALS$GLOBALS is a superglobal variable, which is also an array that stores all the global scope variables and is use...

$_SERVER$_SERVER is a superglobal variable which holds the data about the headers, script locations, network addresses,...

$_REQUESTThe PHP $_REQUEST is a PHP superglobal variable that is used to collect the data after submitting an HTML form....

$_POSTThe PHP $_POST is a PHP superglobal which is used to collect form data after submitting an HTML form using method=...

$_GETThe PHP $_GET is a PHP superglobal which is used to collect form data after submitting an HTML form using method="g...

$_COOKIECookieCookie is a small file that the server embeds on the user's computer. Each time the computer opens a webpa...

$_SESSIONA session is a way to store information to be used across multiple pages. Session variables store user informat...

TraitsPHP language only supports single-level inheritance where a child class can inherit only from one single parent. I...

Connecting to MySQL

Connecting to MySQLIn order to access the data in the MySQL database, first we need to connect to the database. Now, the...

Creating a MySQL Database

Creating a MySQL DatabaseWe can use the CREATE DATABASE query inside a PHP script to create a new database in MySQL.Ther...

Creating Table in MySQL

Creating Table in MySQLWe can create a table in a database using the CREATE TABLE query in MySQL. Let's create a simple...

Inserting Data in MySQL

Inserting Data in MySQLIn MySQL, the INSERT INTO statement is used to add new records to a MySQL table. The string value...

Selecting Data in MySQL

Selecting Data in MySQLTo select data from one or more tables in MySQL, we can use the SELECT query. To select a single...

Updating Data in MySQL

Updating Data in MySQLUpdating data in MySQL is very easy with the UPDATE statement. Let's assume we have this table whe...

Deleting Data in MySQL

Deleting Data in MySQLTo delete data in the MySQL database, we can use the DELETE statement.Query:DELETE FROM table_name...

Include & Require

Include & RequireThe include & require statements take all the contents of a specified file and put it into anot...

File HandlingIn PHP, we can also perform file operations like creating and opening a file, editing a file, etc. We have...

ArraysAn array is a collection of data items of the same data type. And it is also known as a subscript variable.Example...

PHP CommentsA comment is a part of the coding file that the programmer does not want to execute. Rather, the programmer...

Variables in PHP

Variables in PHPVariables are containers that can store information which can be manipulated or referenced later by the...

Variable ScopeThe scope of the variable is the area within which the variable has been created. Based on this, a variabl...

PHP DataTypesData type specifies the type of value a variable requires to do various operations without causing an error...

PHP OperatorsPHP has different types of operators for different operations. They are as follows:1. Arithmetic OperatorsA...

PHP Conditional Statements

PHP Conditional StatementsConditional Statements are used to perform actions based on different conditions. Sometimes wh...

PHP Iterative Statements

PHP Iterative StatementsIterative statements are used to run the same block of code over and over again for a certain nu...

Function BasicsFunction arguments are variables of some supported data type that are processed within the body of the fu...

Function Arguments

Function ArgumentsFunction Arguments: Argument is just like a variable which can be used to pass through information to...

OOPSOOP stands for Object-Oriented Programming.Object-oriented programming is a core of PHP Programming, which is used f...

ClassesClasses are the blueprint of objects. Classes hold their own data members and member functions, which can be acce...

ObjectsObject is an instance of class. An Object is a self-contained component which consists of methods and properties...

InheritanceWhen a class is defined by inheriting the existing function of a parent class, it is called inheritance. Here...

Constructors and Destructors

Constructors and DestructorsConstructorIn PHP, a constructor allows you to initialize an object's properties upon the cr...

Access Modifiers

Access ModifiersIn the PHP programming language, every property and method of a class can have access modifiers which co...

InterfaceInterfaces permit users to programmatically define the public methods that a class should implement without bot...

Abstract Classes

Abstract ClassesAbstract classes and methods are when the parent class has a named method but the child class needs to c...

Class Constants

Class ConstantsConstants are like variables except that once they are defined, they cannot be changed. If we need to def...