React · Junior · Question 74 of 75

What type does `size` have in `<Avatar size="40" />` versus `<Avatar size={40} />`?

✓Correct answer: A string "40" in the first, a number 40 in the second
2A number in both cases
3A string in both cases

Explanation

Quotes pass a string literal; braces pass any JavaScript value. With TypeScript, size: number catches the mistake.

Further reading

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