What are the advantages and disadvantages of learning PHP 4 versus PHP 5?
Learning PHP 5 over PHP 4 has several advantages, including improved performance, better security features, and support for new language features and functionalities. However, there may be some disadvantages to learning PHP 5, such as potential compatibility issues with older PHP 4 codebases and a steeper learning curve for beginners.
<?php
// PHP 5 code snippet
echo "Hello, PHP 5!";
?>
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