php man page for chdir

CHDIR(3)								 1								  CHDIR(3)

chdir - Change directory

SYNOPSIS
       bool chdir (string  $directory)

DESCRIPTION
	Changes PHP's current directory to $directory.

PARAMETERS
	      o $directory
		- The new current directory

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

ERRORS
/EXCEPTIONS
	Throws an error of level E_WARNING on failure.

EXAMPLES
       Example #1

	      chdir(3) example

	      <?php

	      // current directory
	      echo getcwd() . "
";

	      chdir('public_html');

	      // current directory
	      echo getcwd() . "
";

	      ?>

	      The above example will output something similar to:

	      /home/vincent
	      /home/vincent/public_html

NOTES
       Note

	      When  safe mode is enabled, PHP checks whether the directory in which the script is operating has the same UID (owner) as the script
	      that is being executed.

SEE ALSO
       getcwd(3).

PHP Documentation Group 														  CHDIR(3)