Answer & Solution
Answer: Option C
Solution:
The parseInt() function parses a string and returns an integer. It stops parsing at the decimal point, so parseInt('10.5') returns 10.
Q
What does the method parseInt('10.5') return?
Related Questions on Average
What is the result of parseInt('0xF', 16)?
A). 15
B). 0
C). NaN
D). 16
What does parseInt('101', 2) return?
A). 5
B). 101
C). NaN
D). 2
What is the output of (255).toString(2)?
A). 255
B). 11111111
C). ff
D). 10
How do you format a number to two decimal places?
A). toFixed(2)
B). toExponential(2)
C). toPrecision(2)
D). toString(2)
What does Number('123') return?
A). 123
B). 123
C). NaN
D). 23
Which method converts a string to a floating point number?
A). parseFloat()
B). toFixed()
C). toPrecision()
D). Number()
What is the result of isNaN('Hello')?
A). 1
B). 0
C). NaN
D). undefined
What does parseFloat('12.34abc') return?
A). 12
B). 34
C). NaN
D). undefined
Which method returns the primitive value of a Number object?
A). toString()
B). valueOf()
C). toFixed()
D). parseFloat()
What does toPrecision(3) do?
A). Formats a number to 3 decimal places
B). Returns a number in exponential notation
C). Returns a string with a number written with a specified length
D). Converts a number to a string