How can a beginner effectively learn PHP without relying solely on pre-existing scripts?

To effectively learn PHP without relying solely on pre-existing scripts, beginners can start by understanding the basics of PHP syntax, data types, control structures, functions, and object-oriented programming concepts. They can practice writing their own code from scratch, starting with simple exercises and gradually increasing complexity. Utilizing online resources, tutorials, and books can also help in gaining a deeper understanding of PHP programming.

<?php

// Example code snippet to demonstrate basic PHP syntax
$name = "John";
$age = 25;

echo "Hello, my name is " . $name . " and I am " . $age . " years old.";

?>