Question: javascript What is the value of x after the following statements? const obj = { string1: Hello, number1: 20, string2: World, number2: 30, let x;

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javascript What is the value of x after the following statements? const

What is the value of x after the following statements? const obj = { string1: "Hello", number1: 20, string2: "World", number2: 30, let x; for (let key in obj) { if (typeof obj[key] === 'number') { if (x === undefined) { x = obj[key]; } else { x += obj[key]; } } } console.log(x)

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