What is the result of the following code in JavaScript?const str = 'Hello, world!';console.log(str.substring(7, 12));

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Q: What is the result of the following code in JavaScript?

const str = 'Hello, world!';
console.log(str.substring(7, 12));

A Hello
B world
C Hello,
D world!

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Answer: B

Explanation:

The substring() method returns the characters in a string between two specified indices. In this case, the indices are 7 and 12, so the method returns the characters from index 7 up to but not including the character at index 12, which is 'world'.

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Q: What is the result of the following code in JavaScript? const str = 'Hello, world!'; console.log(str.substring(7, 12));

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Q: What is the result of the following code in JavaScript?
const str = 'Hello, world!'; console.log(str.substring(7, 12));