What role does proper code documentation play in receiving assistance with PHP coding on forums?

Proper code documentation is essential when seeking assistance with PHP coding on forums because it helps other users understand the purpose and functionality of your code. Clear and detailed documentation can make it easier for others to identify any potential issues or provide suggestions for improvement. Without proper documentation, it may be challenging for forum members to offer effective assistance.

/**
 * This function calculates the sum of two numbers.
 *
 * @param int $num1 The first number
 * @param int $num2 The second number
 * @return int The sum of the two numbers
 */
function calculateSum($num1, $num2) {
    return $num1 + $num2;
}