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In ES6 – What is the correct syntax of class inheritance?

19. In ES6 – What is the correct syntax of class inheritance?

1. class class1 extends class2{...}
2. class class1 extends | class2{...}
3. class class1 | extends class2{...}
4. class class1 | extends | class2{...}

Answer: A) class class1 extends class2{...}

Explanation:

In ES6 – The correct syntax of class inheritance is:

class class1 extends class2{...}