A

Admin • 828.03K Points
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Q. What is the output of this expression?

Code:
console.log('5' + 1);
  • (A) 6
  • (B) '51'
  • (C) undefined
  • (D) NaN
  • Correct Answer - Option(B)
  • Views: 11
  • Filed under category JavaScript
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Explanation by: Admin
String + number results in string concatenation in JavaScript.

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