What are the potential pitfalls of using "<?" instead of "<?php" in PHP code?

Using "<?" instead of "<?php" can lead to compatibility issues with certain server configurations where short tags are not enabled. To ensure maximum compatibility and avoid potential pitfalls, it's recommended to always use "<?php" for opening PHP tags. 

&lt;?php
// Your PHP code here
?&gt;

Keywords

short tags PHP code syntax error compatibility issues security vulnerability

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