PHP has over 1000 built-in functions that can be called directly, from within a script, to perform a specific task. Please check out our PHP reference for a complete overview of the PHP built-in …

In this tutorial you will learn how to define and call a custom function in PHP to save the repetition of code and make your code much easier to maintain.

May 1, 2025 · A function in PHP is a self-contained block of code that performs a specific task. It can accept inputs (parameters), execute a set of statements, and optionally return a value. …

A function is defined using the function keyword, a name, a list of parameters (which might be empty) seperated by commas (,) enclosed in parentheses, followed by the body of the function …

Apr 12, 2022 · Functions in PHP: how to use, how to create your own function, passing parameters by reference and value, recursive functions, type hinting

PHP Functions - Discover the key PHP functions, their usage, and examples in this comprehensive overview. Learn how to enhance your PHP programming skills with essential …

Jun 28, 2024 · PHP Function is a reusable piece or block of code that performs a specific action. PHP has 700+ built in functions like String, Numeric, is_number, number_format, rand, round, …

So far, you have learned how to use built-in functions in PHP, such as var_dump() that dumps information about a variable. In this tutorial, you’ll learn how to define your functions.

By understanding how to define and call functions in PHP, you can write better, more maintainable code. Whether you're a beginner or an experienced developer, mastering the …

Jan 9, 2024 · Mastering functions in PHP enhances your ability to write reusable and organized code. This tutorial covers the essentials of defining and calling functions in PHP, with …