<button onClick={handleClick()}>
  Click
</button>

<button onClick={handleClick}>
  Click
</button>

<meta name="color-scheme" 
content="dark light">

const users = [
  { id: 1, name: "Ali" },
  { id: 2, name: "Reza" }
];

const user = users.find(user => user.id === 2);

console.log(user);

{ id: 2, name: "Reza" }

console.log(typeof [])
// "object"

Array.isArray([])

const arr = [1, 2, 3]; 

arr[10] = 99; 

console.log(arr.length);