<?php
$data=Array ( 0 => "steel mj23", 1 =>'test' ,2 =>'', 3 =>'' ,4 =>"", 5 =>"", 6 =>"", 7 =>"" );
$result=Array();
foreach($data as $key=>$value)
{
	if(!empty($value))
	   $result[]=$value;
	 
}
var_dump($result);