How can referring to the PHP documentation on php.net and using the provided examples help in deriving tasks and goals for practicing PHP programming?

Referring to the PHP documentation on php.net can help in deriving tasks and goals for practicing PHP programming by providing a comprehensive list of functions, parameters, and examples that showcase how to use them effectively. By studying the documentation and experimenting with the provided examples, programmers can gain a better understanding of PHP syntax, best practices, and common pitfalls to avoid.

// Example code snippet demonstrating the use of PHP documentation for practicing PHP programming
// Reference: https://www.php.net/manual/en/function.strtoupper.php

// Using the strtoupper() function to convert a string to uppercase
$text = "hello world";
$uppercase_text = strtoupper($text);

echo $uppercase_text; // Output: HELLO WORLD