Read Data from a CSV File using PHP

<?php
//ReadCSV.php
function UploadProducts($request){
    $fname = $request['name'];
    $chk_ext = explode(".",$fname);
    if(strtolower($chk_ext[1]) == "csv") {
        $filename = $request['tmp_name'];
        $handle = fopen($filename, "r");
        while ($data_val = fgetcsv($handle)) {
            $d_length=sizeof($data_val);
            echo "Length: ".$d_length;
            echo "

";print_r($data_val);echo "

";
        }
        return 1;
    }
    else {
        return 0;
    }
}

 

UploadProducts($_FILES['sel_file']);
?>