Q
Which method can be used to convert a string to a number in JavaScript?

Answer & Solution

Answer: Option A
Solution:
The parseInt() function parses a string argument and returns an integer.
Related Questions on Average

What is the result of null === undefined?

A). 1

B). 0

C). Error

D). NaN

How do you declare a variable with an undefined value?

A). let x;

B). let x = '';

C). let x = 0;

D). let x = null;

What is the data type of an array in JavaScript?

A). Array

B). Object

C). Collection

D). List

What is the output of '5' - 3?

A). 2

B). 2

C). 53

D). Error

What is the output of typeof function() {}?

A). function

B). object

C). undefined

D). number

Which of the following is a falsy value in JavaScript?

A). 0

B).

C). null

D). All of the above

What is the result of null == undefined?

A). 1

B). 0

C). Error

D). NaN

What is the output of '5' + 3?

A). 8

B). 53

C). 8

D). Error

What will typeof NaN return?

A). number

B). NaN

C). undefined

D). object

What will typeof [1, 2, 3] return?

A). array

B). object

C). number

D). list