Codynn Learns

What is the type of age from this TypeScript Code?

let age = 25;

21 hours ago | [YT] | 0

Codynn Learns

Which file extension is commonly used for TypeScript files?

1 day ago | [YT] | 1

Codynn Learns

Which command compiles a TypeScript file?

2 days ago | [YT] | 0

Codynn Learns

What is TypeScript?

3 days ago | [YT] | 0

Codynn Learns

What is the output?
function App() {
const numbers = [1, 2, 3, 4];

return <h1>{numbers.filter(n => n > 2).length}</h1>;
}

6 days ago | [YT] | 0

Codynn Learns

What happens when the button is clicked?
function App() {
const [active, setActive] = useState(false);

return (
<button onClick={() => setActive(true)}>
{active ? "Active" : "Inactive"}
</button>
);
}

1 week ago | [YT] | 0

Codynn Learns

What is the output?

function App() {
const user = {
firstName: "Sam",
lastName: "Smith"
};

return <h1>{user.firstName + " " + user.lastName}</h1>;
}

1 week ago | [YT] | 1

Codynn Learns

What is displayed?

function App() {
const loggedIn = false;

return <p>{loggedIn ? "Logout" : "Login"}</p>;
}

1 week ago | [YT] | 0

Codynn Learns

What is the output?

function App() {
const numbers = [2, 4, 6];

return <h1>{numbers[2]}</h1>;
}

1 week ago | [YT] | 0

Codynn Learns

What is the output?

function App() {
const [message] = useState("Hello");

return <p>{message.toUpperCase()}</p>;
}

1 week ago | [YT] | 1