Q
What will be the output of the following code: let c = 70; { let c = 80; console.log(c); } console.log(c);

Answer & Solution

Answer: Option D
Solution:
The first 'console.log(c)' outputs 80 (block-scoped 'c'), the second 'console.log(c)' outputs 70 (outer 'c').
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What will be the output of the following code: var x = 5; var x = 10; console.log(x);

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C). Error

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