(PECL eio >= 0.0.1dev)
eio_realpath — Get the canonicalized absolute pathname
eio_realpath ( string $path , int $pri , callable $callback [, string $data = NULL ] ) : resource
eio_realpath() returns the canonicalized absolute pathname in result argument of callback function.
path
Short pathname
pri
callback
data
Example #1 eio_realpath() example
<?php
var_dump(getcwd());
function my_realpath_allback($data, $result) {
var_dump($result);
}
eio_realpath("../", EIO_PRI_DEFAULT, "my_realpath_allback");
eio_event_loop();
?> The above example will output something similar to:
string(12) "/home/ruslan" string(5) "/home"
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https://www.php.net/manual/en/function.eio-realpath.php