import React from "react";
import ReactDOM from "react-dom";

class App extends React.Component {
  // react comment
  const test = "test";
  console.log(test);

  render() {
    return <h1>Hello, World!</h1>;
  }
}

from dataclasses import dataclass

@dataclass
class User:
    name: str
    plan: str

def greet(user: User) -> str:
    return f"Hello, {user.name}!"

print(greet(User("Avery", "Pro")))

const users = [
  { name: "Avery", plan: "Pro" },
  { name: "Mina", plan: "Free" },
];

const proUsers = users.filter((user) => user.plan === "Pro");

console.log(proUsers);

<?php

$users = [
  ["name" => "Avery", "plan" => "Pro"],
  ["name" => "Mina", "plan" => "Free"],
];

$proUsers = array_filter($users, fn ($user) => $user["plan"] === "Pro");

print_r($proUsers);