Parse CSV file

readCsv.php

<?php

function readCsv(string $filepath, string $separator = ';'): array
{
    $csv = file_get_contents($filepath);
    $lines = explode("\n", $csv);
    $head = str_getcsv(array_shift($lines), $separator);

    $data = [];
    $lineNumber = 1;
    foreach ($lines as $line) {
        $lineNumber++;

        $line = trim($line);
        if ($line === '') continue;

        try {
            $data[] = array_combine($head, str_getcsv($line, $separator));
        } catch (Throwable $throwable) {
            throw new Exception("Error occurred when parsing $name at line $lineNumber: '$line'", previous: $throwable);
        }
    }

    return $data;
}