PHP code example of csvtoolkit / csv-helper

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

csvtoolkit / csv-helper example snippets

use CsvToolkit\Factories\CsvFactory;

// Create reader (automatically selects best implementation)
$reader = CsvFactory::createReader('data.csv');

// Read all records
while (($record = $reader->nextRecord()) !== false) {
    print_r($record);
}

// Create writer
$writer = CsvFactory::createWriter('output.csv');
$writer->write(['Name', 'Age', 'Email']); // Header
$writer->write(['John Doe', '30', '[email protected]']);

use CsvToolkit\Actions\CsvReaderAction;
use CsvToolkit\Actions\CsvWriterAction;

// Quick reader creation
$reader = CsvReaderAction::create('data.csv');

// Quick writer creation  
$writer = CsvWriterAction::create('output.csv');

use CsvToolkit\Readers\CsvReader;      // FastCSV implementation
use CsvToolkit\Readers\SplCsvReader;   // SplFileObject implementation
use CsvToolkit\Writers\CsvWriter;      // FastCSV implementation
use CsvToolkit\Writers\SplCsvWriter;   // SplFileObject implementation
use CsvToolkit\Configs\CsvConfig;

// Configure CSV settings
$config = new CsvConfig();
$config->setDelimiter(';')
       ->setEnclosure('"')
       ->setHasHeader(true);

// Use specific implementation
$reader = new SplCsvReader('data.csv', $config);

use CsvToolkit\Configs\CsvConfig;

$config = new CsvConfig();
$config->setDelimiter(',')           // Field delimiter
       ->setEnclosure('"')           // Field enclosure
       ->setEscape('\\')             // Escape character
       ->setHasHeader(true);         // First row is header

use CsvToolkit\Factories\CsvFactory;

$reader = CsvFactory::createReader('data.csv');

// Get header (if configured)
$header = $reader->getHeader();

// Read records sequentially
while (($record = $reader->nextRecord()) !== false) {
    // Process record
}

// Or seek to specific position
$record = $reader->seek(5); // Get 6th record (0-based)

// Check if more records available
if ($reader->hasNext()) {
    $nextRecord = $reader->nextRecord();
}

// Get total record count
$totalRecords = $reader->getRecordCount();

use CsvToolkit\Factories\CsvFactory;

$writer = CsvFactory::createWriter('output.csv');

// Write single record
$writer->write(['John Doe', '30', '[email protected]']);

// Write multiple records at once
$records = [
    ['Name', 'Age', 'Email'],
    ['John Doe', '30', '[email protected]'],
    ['Jane Smith', '25', '[email protected]']
];
$writer->writeAll($records);

use CsvToolkit\Factories\CsvFactory;

// Check if FastCSV is available
if (CsvFactory::isFastCsvAvailable()) {
    echo "Using high-performance FastCSV extension";
} else {
    echo "Using SplFileObject fallback";
}

// Get detailed implementation info
$info = CsvFactory::getImplementationInfo();
print_r($info);
// Array
// (
//     [implementation] => FastCSV
//     [extension_loaded] => 1
//     [version] => 0.0.1
// )

use CsvToolkit\Exceptions\FileNotFoundException;
use CsvToolkit\Exceptions\DirectoryNotFoundException;
use CsvToolkit\Exceptions\CsvReaderException;
use CsvToolkit\Exceptions\CsvWriterException;
use CsvToolkit\Exceptions\EmptyFileException;

try {
    $reader = CsvFactory::createReader('nonexistent.csv');
} catch (FileNotFoundException $e) {
    echo "File not found: " . $e->getMessage();
} catch (CsvReaderException $e) {
    echo "Reader error: " . $e->getMessage();
}