Web technologies Questions | JavaScript Course Quiz 1 | Question 8

What will be the output of the following code?

< script >

document.write( typeof( ‘1’ + 2) );

</ script >

(A)

‘boolean’

(B)

‘string’

(C)

‘number’

(D)

None of the above

Answer: (B)
Explanation:

The + operator will perform concatenation if either of the variables is a string.

Quiz of this Question
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