php下传压缩同时解压文件

php上传压缩同时解压文件

<?phpheader("content-type:text/html; charset=utf-8");$dir=getcwd();$time=date('Ym');if ($_POST[sub]){	$tname=$_FILES[upfiles][tmp_name];	$nname=$_FILES[upfiles][name];	if(!file_exists($time))		mkdir($time);	move_uploaded_file($tname, $dir."/".$time."/".$nname);	$dir=$dir."/".$time;	$obj=new com("wscript.shell");		//实例化DOS命令的组件	$obj->run("winrar x $dir/".$nname." ".$dir,1,true);		//run方法 true返回的结果	unlink($dir."/".$nname);		//删除压缩文件}?><form action="" method="POST" enctype="multipart/form-data">选择上传文件<input type="file" name="upfiles"/><input type="submit" name="sub" value="提交并解压"/></form>