App/ComposerHook.php
private static function createCopy(
        string $from,
        string $fromFilename,
        string $to,
        string $toFilename
    ) {
        if (file_exists("$to/$toFilename")) {
            unlink("$to/$toFilename");
        }

        copy(
            realpath($from)."/$fromFilename",
            realpath($to)."/$toFilename"
        );

        echo '> * Copy origin - '.realpath($from)."/$toFilename".PHP_EOL;
        echo '> * Copy destination - '.realpath($to)."/$toFilename".PHP_EOL;
    }
private static function createCopy(
        string $from,
        string $fromFilename,
        string $to,
        string $toFilename
    ) {
        if (file_exists("$to/$toFilename")) {
            unlink("$to/$toFilename");
        }

        copy(
            realpath($from)."/$fromFilename",
            realpath($to)."/$toFilename"
        );

        echo '> * Copy origin - '.realpath($from)."/$toFilename".PHP_EOL;
        echo '> * Copy destination - '.realpath($to)."/$toFilename".PHP_EOL;
    }
Make a copy of a file, from a folder, into a folder.

@param string $from
@param string $fromFilename
@param string $to
@param string $toFilename