getlastmod(3) [php man page]

GETLASTMOD(3)								 1							     GETLASTMOD(3)

getlastmod - Gets time of last page modification

SYNOPSIS

       int getlastmod (void  )

DESCRIPTION

	Gets the time of the last modification of the main script of execution.

	If you're interested in getting the last modification time of a different file, consider using filemtime(3).

RETURN VALUES

	Returns  the  time  of the last modification of the current page. The value returned is a Unix timestamp, suitable for feeding to date(3).
       Returns FALSE on error.

EXAMPLES

       Example #1

	      getlastmod(3) example

	      <?php
	      // outputs e.g. 'Last modified: March 04 1998 20:43:59.'
	      echo "Last modified: " . date ("F d Y H:i:s.", getlastmod());
	      ?>

SEE ALSO

       date(3), getmyuid(3), getmygid(3), get_current_user(3), getmyinode(3), getmypid(3), filemtime(3).

PHP Documentation Group 													     GETLASTMOD(3)

FILEMTIME(3)								 1							      FILEMTIME(3)

filemtime - Gets file modification time

SYNOPSIS

       int filemtime (string  $filename)

DESCRIPTION

	This  function	returns  the time when the data blocks of a file were being written to, that is, the time when the content of the file was
       changed.

PARAMETERS

	      o $filename
		- Path to the file.

RETURN VALUES

	Returns the time the file was last modified, or FALSE on failure. The time is returned as a Unix timestamp,  which  is	suitable  for  the
       date(3) function.

EXAMPLES

       Example #1

	      filemtime(3) example

	      <?php
	      // outputs e.g.  somefile.txt was last modified: December 29 2002 22:16:23.

	      $filename = 'somefile.txt';
	      if (file_exists($filename)) {
		  echo "$filename was last modified: " . date ("F d Y H:i:s.", filemtime($filename));
	      }
	      ?>

ERRORS
/EXCEPTIONS
	Upon failure, an E_WARNING is emitted.

NOTES

       Note

	      Note that time resolution may differ from one file system to another.

       Note

	      The results of this function are cached. See clearstatcache(3) for more details.

       Tip

	      As  of  PHP  5.0.0,  this function can also be used with some URL wrappers. Refer to "Supported Protocols and Wrappers" to determine
	      which wrappers support stat(3) family of functionality.

SEE ALSO

       filectime(3), stat(3), touch(3), getlastmod(3).

PHP Documentation Group 													      FILEMTIME(3)