What will be the output of the following JavaScript code?
var string2Num=parseInt(“123xyz”);
a) 123
b) 123xyz
c) Exception
d) NaN
Answer: a
Explanation: The parseInt() function parses a string and returns an integer. The function returns the first integer contained in the string or 0 if the string does not begin with an integer.
Related Posts
The ________ function can be used to create vectors of objects by concatenating things together.
What will be the output of the following R code?
> x <- vector(“numeric”, length = 10)
> xWhich of the following can be considered as object attribute?
R objects can have attributes, which are like ________ for the object.
Attributes of an object (if any) can be accessed using the ______ function.
Point out the correct statement?
If you explicitly want an integer, you need to specify the _____ suffix.
Join The Discussion