classes/phing/system/io/PhingFile.php
public function lastModified()
    {
        $fs = FileSystem::getFileSystem();
        if ($fs->checkAccess($this) !== true) {
            throw new IOException("No read access to " . $this->path);
        }

        return $fs->getLastModifiedTime($this);
    }
public function lastModified()
    {
        $fs = FileSystem::getFileSystem();
        if ($fs->checkAccess($this) !== true) {
            throw new IOException("No read access to " . $this->path);
        }

        return $fs->getLastModifiedTime($this);
    }
public function lastModified ( ) { $ fs = FileSystem :: getFileSystem ( ) ; if ( $ fs -> checkAccess ( $ this ) !== true ) { throw new IOException ( "No read access to " . $ this -> path ) ; } return $ fs -> getLastModifiedTime ( $ this ) ; }
Returns the time that the file denoted by this abstract pathname was
last modified.

@throws IOException
@return int An integer value representing the time the file was
last modified, measured in seconds since the epoch
(00:00:00 GMT, January 1, 1970), or 0 if the
file does not exist or if an I/O error occurs
Returns the time that the file denoted by this abstract pathname was last modified .