MoneySystem 13.30

<?php

/*
* Production example of plugin using MoneySystem's API
*/
namespace test;

use pocketmine\plugin\PluginBase;
// API's use statement
use metowa1227\moneysystem\api\core\API;

class Main extends PluginBase {
    /*
     * After creating the account of "steve" with a holding of $5000,
     * increase the holding money by $3000 and display it.
     * Delete the account if there is an account of "alex".
     */
    public function onEnable(): void {
        // You can also get the API with this code
        // $api = $this->getServer()->getPluginManager()->getPlugin("MoneySystem")->getAPI();
        $api = API::getInstance();
    
        // There is no "steve" account yet
        echo var_dump($api->get("steve")); // NULL
        // Create an account for "steve"
        if ($api->createAccount("steve", 5000)) {
            // If account creation succeeds
            echo "SUCCEED";
        } else {
            // If account creation failed
            echo "FAILED";
            return;
        }
        echo var_dump($api->get("steve")); // int(5000)
    
        // When "alex" account exists
        if ($api->exists("alex")) {
            if ($api->removeAccount("alex")) {
                echo "SUCCEED";
            } else {
                echo "FAILED";
            }
        }
    
        // Increase $3000 in "steve"'s money
        if ($api->increase("steve", 3000, "Operation of gold using functions using API test plugin", "API test program")) {
            echo "SUCCEED";
        } else {
            echo "FAILED";
        }
    
        echo var_dump($api->get("steve")); // int(8000)
        echo var_dump($api->get("alex")); //NULL
    
        echo var_dump($api->getAll(true)); // array(1) { "steve" }
    }
}