Integrasi WhatsApp
Super Mudah.

<?php
// Endpoint ERKYTECH API
$url = "https://app-wa.erky-tech.com/api/send";

// Parameter Wajib
$body = [
    "api_key" => "ERKY_SECRET_TOKEN",
    "number"  => "628123456789",
    "message" => "Halo! Invoice #INV-001 Anda telah terbit."
];

$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($body));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);

$response = curl_exec($ch);
curl_close($ch);

echo $response;
?>