How can the use of PHP tags and code formatting impact the functionality of a PHP script, as seen in the provided code snippet?

Improper use of PHP tags and code formatting can impact the functionality of a PHP script by causing syntax errors or unexpected behavior. To ensure proper execution, PHP code should be enclosed within `<?php ?>` tags and formatted correctly with proper indentation and spacing. 

&lt;?php
// Correctly formatted PHP code snippet
$variable = &quot;Hello, World!&quot;;
echo $variable;
?&gt;

Keywords

PHP tags code formatting functionality script code snippet

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