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$etos        = $_POST['txtYear'];	$dash = strpos($etos, "-"); // this looks for the dash (-) in the $years variable    if($dash !== false){    $start = substr($etos, 0, $dash);    $end = substr($etos, $dash + 1);    $array = range($start, $end);	$sql = "select * from tbl_year";	$result = mysql_query($sql);	while($row = mysql_fetch_assoc($result)){	extract($row);	if(in_array($year_name, $array)){	$year_table[] = $year_id;	}	}	print_r($year_table);	for($i=0; $i<sizeof($year_table); $i++){    echo $year_table[$i];	$sql = "insert into tbl_year_product set pd_id = '$pd_id2', year_id = '$year_table[$i]'";    mysql_query($sql);    }	}