Global variables in PHP are those variables which are declared outside of any function and accessible throughout the program. This means that you can access global variables anywhere, inside and outside the functions. In simple words, global variables can be…
In PHP, there are three types of variables: local, global, and static variables. In this tutorial, we will understand local variables in PHP and their scope with the help of examples. Later on, we will understand on global and static…
Data types are one of the most fundamental concepts in PHP, as well as in any other programming language. They define how the language stores the different kinds of data. When you write a program in PHP, you may need…
In this tutorial, you’ll learn about variables in PHP, which is one of the basic building blocks of any PHP program. You will understand how will you define and use within the PHP program. A variable in PHP or any…
Like the echo statement, the print statement in PHP is used to display the output data on the web browser. In other words, the print statement sends the output data back to the browser. This statement returns a value 1,…
In this tutorial, we will understand the echo statement in PHP and its usage with the help of examples. PHP provides two basic ways to display output data in the browser. You can use any of the two statements in…
Comments in PHP or any other programming languages are statements that are used to explain any line of code. They make the program code more understandable. Comments are not considered as a part of the program. They are used for…
The :valid in CSS is a pseudo class that allows you to select an <input> element whose content is correct, based on its type. In other words, this pseudo class selects an <input> element whose content meets the criteria specified…
In this tutorial, we will learn how to write your first PHP “Hello World” program in the VS Code editor and run it with the help of XAMPP server. Before we begin, you should have the following software installed on…
