Functions in php with syntax and examples Functions are reusable blocks of code that perform a specific task. They can take arguments, return values, and be used to organize and simplify code. Syntax: function function_name($argument1, $argument2, ...) { // code to be executed return $return_value; } Examples: function greet($name) { echo "Hello, $name!"; } greet("John");...

Conditions in php with syntax and examples Conditions are used to control the flow of a program's execution. PHP supports several types of conditions, including: 1. If Statement: Executes a block of code if a condition is true. Syntax: if (condition) { // code to be executed } Examples: $a = 10; if ($a >...

Operators in php with syntax and examples Operators are symbols used to perform operations on variables and values. PHP supports various types of operators, including: 1. Arithmetic Operators: Perform mathematical operations. Syntax: $x + $y $x - $y $x * $y $x / $y $x % $y Examples: $a = 10; $b = 5; echo...

Concatination in php with syntax and examples Concatenation is the process of joining two or more strings together to form a new string. In PHP, concatenation is achieved using the dot (.) operator. Syntax: $string1 . $string2 Examples: $hello = 'Hello, '; $world = 'World!'; $greeting = $hello . $world; // outputs "Hello, World!" Concatenation...

Data types in php with syntax and examples PHP supports various data types to store and manipulate different types of data. Here are the main data types in PHP: 1. Integer: Whole numbers, either positive, negative, or zero. Syntax: $integer = 123; Examples: $age = 25; $temperature = -5; 2. Float: Decimal numbers, also known...

Comments in PHP Comments are used to add notes or explanations to your code, making it easier to understand and maintain. PHP supports two types of comments: 1. Single-line comments: Start with // or # and continue until the end of the line. Syntax: // This is a single-line comment # This is also a...

Variables in PHP Variables are the fundamental building blocks of any programming language, and PHP is no exception. A variable in PHP is a named container that holds a value, which can be a string, integer, float, boolean, array, object, or NULL. Syntax: $variable_name = value; Examples: $name = 'saifosys'; // string variable $age =...

Creating a PHP File 1. Open a text editor (e.g., Notepad, Sublime Text) or an Integrated Development Environment (IDE) like Visual Studio Code. 2. Create a new file and save it with a .php extension (e.g., info.php). 3. Add the following code to the file: <?php // PHP code goes here ?> 1. Write your...