What are some best practices for organizing and structuring PHP code to improve efficiency and readability?

To improve efficiency and readability in PHP code, it is important to follow best practices such as using proper naming conventions, organizing code into functions and classes, utilizing comments for clarity, and separating concerns by following the principles of modular programming. 

// Example of organizing PHP code into functions and classes for improved efficiency and readability

class Calculator {
    public function add($num1, $num2) {
        return $num1 + $num2;
    }

    public function subtract($num1, $num2) {
        return $num1 - $num2;
    }
}

$calculator = new Calculator();
$result = $calculator->add(5, 3);
echo $result;

Keywords

OOP namespaces PSR standards autoloading code refactoring

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