A function is any piece of PHP in MySQL code designed to perform a specific task. While there are predefined functions, it is also possible to define functions yourself. Custom functions can give you great control over what your PHP code does and how it operates. Watch this online video to better understand how to create custom functions for your coding projects.
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A function is code that preforms a specific task, which is then packaged up …into a single unit that can then be called upon whenever that task is needed. …An example of a function that we've already seen and used would be in array. …Any time we want PHP to whether an element is in an array we can call the in …array function. We provide the function data to work with …in the form of arguments. And the function returns output to us at …the end. These are common feature functions, …providing them input and getting back output. …Up until now, we've been looking at the built-in functions that PHP provides, but …we aren't limited to just these functions.…
We can also define our own. In this chapter, we'll learn how to craft …and use custom functions. And we'll start by learning the syntax …that's used to define them. You define a function by first saying, …function, and then a space. And then the name that you want to give …this function. It's very much like the variable names …that we assign. And the rules are very similar. …
- What is PHP?
- Installing and configuring PHP and MySQL
- Exploring data types
- Controlling code with logical expressions and loops
- Using PHP's built-in functions
- Writing custom functions
- Building dynamic webpages
- Working with forms and form data
- Using cookies and sessions to store data
- Connecting to MySQL with PHP
- Creating and editing database records
- Building a content management system
- Adding user authentication
Skill Level Beginner
PHP with MySQL Beyond the Basicswith Kevin Skoglund10h 26m Intermediate
1. PHP Overview
2. Mac Installation
3. Windows Installation
4. First Steps
5. Exploring Data Types
6. Control Structures: Logical Expressions
7. Control Structures: Loops
8. User-Defined Functions
10. Building Web Pages with PHP
11. Working with Forms and Form Data
12. Working with Cookies and Sessions
13. MySQL Basics
14. Using PHP to Access MySQL
15. Building a Content Management System (CMS)
16. Using Site Navigation to Choose Content
17. Application CRUD
18. Building the Public Area
19. Regulating Page Access
Next steps2m 4s
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