A light weight PHP class that can convert two currencies using exchangerate.guru API.
Usage:
Install via composer
"composer require vajiral/simple-currency-converter"
In your PHP file
<?php
use BigV\CurrencyCodes;
use BigV\CurrencyConverter;
require __DIR__ . "/../vendor/autoload.php";
$converter = new CurrencyConverter();
$converter->setCurrencyFrom(CurrencyCodes::ISO_USD);
$converter->setCurrencyTo(CurrencyCodes::ISO_LKR);
$converter->setAmount(10);
$result = $converter->convertCurrency();
?>