eio_realpath(3) php man page | unix.com

EIO_REALPATH(3) 							 1							   EIO_REALPATH(3)

eio_realpath - Get the canonicalized absolute pathname.

SYNOPSIS
       resource eio_realpath (string  $path, int  $pri, callable  $callback, [string  $data = NULL])

DESCRIPTION
       eio_realpath(3) returns the canonicalized absolute pathname in $result argument of $callback function.

PARAMETERS
	      o $path
		- Short pathname

	      o $pri
		-

	      o $callback
		-

	      o $data
		-

RETURN VALUES
EXAMPLES
       Example #1

	      eio_realpath(3) 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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