Parse CSV file snippet

parseCsv.php

<?php
// Read CSV file
// PHP5.4+
ini_set('auto_detect_line_endings', true);
$file = new SplFileObject("path/to/file.csv");
$file->setFlags(SplFileObject::READ_CSV);
$line = 0;
$headers = [];

foreach ($file as $row) {
    $line++;
    $data = [];

    // Build headers
    if ($line === 1) {
        $headers = $row;
        continue;
    }
    
    if (empty($headers)) {
        throw new Exception("You must define your column headers on row 1");
    }

    // Assign CSV headers as keys
    array_walk($row, function($value, $key) use ($headers, &$data) {
        $data[$headers[$key]] = $value;
    });

    // @todo Process row $data, add your code here

}