PHP and MySQL Beginners Course 2025

Master PHP syntax by understanding the structure of PHP scripts, opening and closing tags, semicolons, curly braces, and embedding PHP in HTML.

Declare and assign PHP variables and explore core data types like integers, floats, booleans, and strings. Use indexed and associative arrays, objects, and null, with echo and concatenation for output.

Explore PHP variable scope, mastering local, global, and static variables with practical examples. Learn how local and global variables behave, and how static keeps state across calls.

Explore the difference between PHP echo and print, comparing output behavior, return values, expression usage, and performance, to choose the appropriate one for your needs.

Master PHP operators by exploring arithmetic, comparison, and logical operations on variables, using echo outputs and examples like power, modulus, and type checks.

Learn to declare and manipulate PHP strings, including concatenation and escaping. Compare single and double quotes, interpolation, and string length, string replace, string pause, string lower, and string upper.

Learn how to define constants in PHP with the define function and explore magic constants. See globals and immutability through examples like site name, database name, and maximum users.

Master PHP arrays by declaring index and associative arrays, loop through them with foreach, and apply common array functions such as count, push, pop, merge, keys, values, in_array, and sorting.

Master PHP multi-dimensional arrays, including two-dimensional and associative varieties, to model tables and nested data, and learn to access elements by index and key.

Learn how to define and call PHP functions, pass parameters, work with return values and default parameters, and explore variable-length argument lists and anonymous functions (closures) in PHP.

Explore PHP conditional statements, using if, else if, and nesting to handle multiple conditions and complex logic, including authentication examples with username and password.

Explore the PHP switch statement as an efficient alternative to if-else for a single expression. See the syntax with expression, case values, break, and default, demonstrated by a day example.

Master PHP loops to automate repetitive tasks and keep code concise. Explore while, do while, for, and foreach loops for numbers, arrays, and objects, including associative arrays and conditions.

Learn the basics of object oriented programming in PHP by exploring classes, objects, instances, properties, methods, and constructors through a car example that initializes and uses a class object.

Learn how to build HTML forms and process data in PHP using post and get, compare their visibility and security, and sanitize input with HTML special characters.

Learn how the PHP isset function checks if a variable exists and is not null to validate forms and prevent undefined variables, with post data examples.

Learn to connect PHP applications to a MySQL database using MySQLi, handle connection errors, and follow best practices like prepared statements and secure credentials.

Apply SQL select queries in PHP to retrieve data from MySQL, choose specific columns or all columns with star, and follow best practices like prepared statements and proper connection handling.

Learn how the SQL distinct keyword removes duplicate records and retrieves unique data from a MySQL database using PHP, with single-column and multi-column examples, syntax, and best practices.

Explore the SQL where clause in PHP and MySQL to filter records with common operators, and learn secure querying to prevent SQL injection.

Sort query results using the sql order by clause in PHP and MySQL, including sorting by multiple columns in ascending or descending order, with a top five example via limit.

Learn to use MySQL insert into statement in PHP to add single or multiple records to a table, illustrated with the employees example and prepared statements to prevent SQL injections.

Learn to update records in a MySQL database using the update statement, specify targets with the where clause, and use prepared statements to secure updates against user input.

Learn to delete records in PHP with MySQL using delete from, apply where clauses for targeted removal, and use prepared statements for secure self deletion.

Discover how PHP and MySQL use prepared statements to prevent SQL injection. Learn to bind parameters and hash passwords for secure, readable database inserts.