<?php
require 'vendor/autoload.php';
use PhpOffice\PhpSpreadsheet\IOFactory;

$file = 'storage/app/public/01KYWGVNKS5TNMN37RV77PCYNZ.xlsx';
$ss = IOFactory::load($file);

echo "=== Export Rate structure ===" . PHP_EOL;
$sheet = $ss->getSheetByName('Export Rate');
for ($r = 4; $r <= 14; $r++) {
    $row = $sheet->rangeToArray("A{$r}:L{$r}")[0];
    echo "Row {$r}: " . implode(' | ', array_map(function($c) { return $c === null ? '(null)' : $c; }, $row)) . PHP_EOL;
}

echo PHP_EOL . "=== Import Rate structure ===" . PHP_EOL;
$sheet = $ss->getSheetByName('Import Rate');
for ($r = 4; $r <= 14; $r++) {
    $row = $sheet->rangeToArray("A{$r}:K{$r}")[0];
    echo "Row {$r}: " . implode(' | ', array_map(function($c) { return $c === null ? '(null)' : $c; }, $row)) . PHP_EOL;
}