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<?php
namespace Helper;
/**
* Helper for common file system functions.
*/
final class FileSystem
{
* @param string $userProvidedPath
* @return string|null
public static function getRealPathToReadableAndWritableFile($userProvidedPath)
$realPath = realpath(dirname($userProvidedPath)) . '/' . basename($userProvidedPath);
return is_file($realPath) && is_readable($realPath) && is_writable($realPath) ? $realPath : null;
}
* @param string $path
* @return string[]|bool
public static function readFileIntoArray($path)
return file($path, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
* @param string[] $lines
public static function writeArrayToFile(array $lines, $path)
$handle = fopen($path, 'wb');
fwrite($handle, implode(PHP_EOL, $lines));
fclose($handle);
webfactory /
zauberlehrling
