---
title: Basic Examples
description: Basic code examples to get started with FNE Client
---

# Basic Examples

This page contains basic code examples to get started with FNE Client.

## Simple B2C Invoice

```php
use Neocode\FNE\Facades\FNE;
use Neocode\FNE\Enums\InvoiceType;
use Neocode\FNE\Enums\PaymentMethod;
use Neocode\FNE\Enums\InvoiceTemplate;
use Neocode\FNE\Enums\TaxType;

$result = FNE::invoice()->sign([
    'invoiceType' => InvoiceType::SALE->value,
    'paymentMethod' => PaymentMethod::MOBILE_MONEY->value,
    'template' => InvoiceTemplate::B2C->value,
    'isRne' => false,
    'clientCompanyName' => 'Individual Client',
    'clientPhone' => '0123456789',
    'clientEmail' => 'client@example.com',
    'pointOfSale' => 'POS-001',
    'establishment' => 'EST-001',
    'items' => [
        [
            'description' => 'Product 1',
            'quantity' => 2,
            'amount' => 5000.0,
            'taxes' => [TaxType::TVA->value],
        ],
    ],
    'taxes' => TaxType::TVA->value,
]);
```

## B2B Invoice with clientNcc

```php
$result = FNE::invoice()->sign([
    'invoiceType' => InvoiceType::SALE->value,
    'paymentMethod' => PaymentMethod::MOBILE_MONEY->value,
    'template' => InvoiceTemplate::B2B->value,
    'isRne' => false,
    'clientNcc' => '123456789', // Required for B2B
    'clientCompanyName' => 'Business Client',
    'clientPhone' => '0123456789',
    'clientEmail' => 'client@example.com',
    'pointOfSale' => 'POS-001',
    'establishment' => 'EST-001',
    'items' => [
        [
            'description' => 'Professional Service',
            'quantity' => 1,
            'amount' => 100000.0,
            'taxes' => [TaxType::TVA->value],
        ],
    ],
    'taxes' => TaxType::TVA->value,
]);
```

## Purchase Slip

```php
$result = FNE::purchase()->submit([
    'invoiceType' => InvoiceType::PURCHASE->value,
    'paymentMethod' => PaymentMethod::CASH->value,
    'template' => InvoiceTemplate::B2C->value,
    'isRne' => false,
    'clientCompanyName' => 'Agricultural Supplier',
    'clientPhone' => '0123456789',
    'clientEmail' => 'supplier@example.com',
    'pointOfSale' => 'POS-001',
    'establishment' => 'EST-001',
    'items' => [
        [
            'description' => 'Rice 50kg',
            'quantity' => 10,
            'amount' => 50000.0,
            'measurementUnit' => 'kg',
        ],
    ],
]);
```

## Refund

```php
$invoiceId = 'e2b2d8da-a532-4c08-9182-f5b428ca468d';
$items = [
    [
        'id' => 'bf9cc241-9b5f-4d26-a570-aa8e682a759e',
        'quantity' => 10.0,
    ],
];

$result = FNE::refund()->issue($invoiceId, $items);
```

## Next Steps

- [Advanced Examples](/docs/examples/advanced) - Check out more complex examples
- [Use Cases](/docs/examples/use-cases) - See real-world use case examples
- [Guides](/docs/guides) - Learn advanced features

> [!info]
> **Need help?** Check out the [complete documentation](https://fne-client.neocode.ci/) or [open an issue](https://github.com/neocodesupport/fne-client/issues) on GitHub.