Learn PHP programming from scratch

With the continuous development and popularization of the Internet, programming skills have become an increasingly important ability. As a programming language widely used in web development, PHP (Hypertext Preprocessor) has the advantages of fast application development and easy deployment, so it is very popular among developers. But for beginners, it may be difficult to learn PHP programming from scratch. The following article will briefly introduce how to learn PHP programming from scratch.

Step one: Learn basic syntax
To learn any programming language, you need to first learn its basic syntax. In PHP, basic syntax includes variables, arrays, control statements, functions, etc. You can learn by looking for PHP official documentation or some online tutorials. It is recommended that beginners start with simple variables and conditional statements and practice with actual examples.

Step 2: Learn database operations
Database operations are an indispensable part of web development. In PHP, database operations can be performed through extensions such as MySQLi or PDO. Learning database operations requires understanding the basic knowledge of SQL statements, connecting to databases, querying and modifying data, etc. You can first learn some basic CRUD (add, delete, modify, query) operations and gain in-depth understanding through practice.

Step Three: Learn Object-Oriented Programming
Object-oriented programming (OOP) is a popular programming paradigm in modern programming languages. It can better organize code, improve code reusability, and improve code reusability. Maintainability. In PHP, you can use keywords such as class, object, inheritance, etc. for object-oriented programming. Beginners can first understand some basic concepts of OOP, such as classes, objects, inheritance, polymorphism, etc., and consolidate them through practice.

Step 4: Learn the framework
The framework is an indispensable part of modern Web development. It can simplify the development process, improve development efficiency, and reduce development difficulty. In PHP, there are many excellent frameworks, such as Laravel, Symfony, CodeIgniter, etc. Beginners can first choose a popular framework to learn and become familiar with the use of the framework through practice.

Step 5: Try practical projects
Learning PHP programming requires not only understanding basic syntax, database operations, object-oriented programming, frameworks, etc., but more importantly, applying the knowledge learned to actual projects. Try to practice some small projects, such as personal blogs, e-commerce websites, etc., and gradually expand them, which will be of great help in learning PHP programming.

In short, learning PHP programming from scratch requires patience, care and the spirit of continuous practice. I hope that beginners can overcome difficulties, persist in learning, and eventually become excellent PHP programmers.

The above is the detailed content of Learn PHP programming from scratch. For more information, please follow other related articles on the PHP Chinese website!