Loops over files, runs a command, dumps output to a file
header.php index.php page.php search.php 19 | ERROR | [ ] Detected usage of a possibly undefined superglobal array index: $_GET['s']. Use isset() or empty() to check the index exists before using it 99 | ERROR | [x] Short PHP opening tag used with echo; expected "<?php echo $_GET ..." but found "<?= $_GET ..." 99 | ERROR | [ ] All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$_GET['s']'.
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