what

<?php
$path_to_check = "/root/test";
$pattern = "/.*php/";
$needle = $_GET['needle'];
// php text search is not a good idea, just make a qeury - ps2
function rsearch($folder, $pattern, $needle) { // https://stackoverflow.com/questions/17160696/php-glob-scan-in-subfolders-for-a-file - ty
    $dir = new RecursiveDirectoryIterator($folder);
    $ite = new RecursiveIteratorIterator($dir);
    $files = new RegexIterator($ite, $pattern, RegexIterator::GET_MATCH);
    //$fileList = array();
    foreach($files as $file) {
        //$fileList = array_merge($fileList, $file);
        foreach($file as $filename) {
           foreach (file($filename) as $fli=>$fl) {
               //echo $filename."<br /><br />\n\n";
               if(strpos($fl, $needle)!==false) {
               echo $filename.' on line '.($fli+1).': '.$fl."<br /><br />\n\n";
               }
           }
        }

    }
    //return $fileList;
    return 0;
}

//var_dump(rsearch($path_to_check,$pattern,$needle)); // https://stackoverflow.com/questions/8032312/find-specific-text-in-multiple-txt-files-in-php - ty

if (strlen($needle) > 0) {
    rsearch($path_to_check,$pattern,$needle);
}
echo "Search complete.";
?> // what