Here is the same file using implode function
list of files in current directory:
. .. ASPCalendar.asp AboveWWW.php AddEvent.asp Beatles.html CPVideoTest.html Calendar.html CallReferer.php CenteredDiv.html Cursors.html DatePicker.html Directories.php DivWidthOfImage.html DropShadow.html EmailForm.html Events.asp Exif.php FirstPHP.php FirstSQL.php FloatingLinkImages.php FormForPHP.html GoogleAPIDemo.php GoogleSearch.html Headings.html ImageMapNot.html IntroToPHP.php MakeThumbImage.php MakeThumbnail.php Menus.php NextMonth.php OLTest.html PHPDir.php PHPTest.php PHPUploadAction.php PHPUploadInfo.php PayPal.html Referer.php RemoveEvent.asp Rollover.php Rollover2.php SimpleCalendar.html SpaceToUnderscore.php StyleTests.html SubMenu.html Swfir.html TabbedMenus.html XML1.php YahooSearch.php YahooSearchExample.php absolute.position.html before.after.html common.php crawler.php curlDemo curlTest.php date.php font.size.html fsockopen.php gifU2.php gifUpload.php handle_form.php hf index.html keywordTest.php limit.textarea.html ltr.test.html oops.php overture.php phpxml.php removing.br.tag.html rssFeedTest.xml split.header.html split.list.html variableTest.php