What will be the output of the following JavaScript code?var values=["one","two","Three"];var ans=values.shift();document.writeln(ans);

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What will be the output of the following JavaScript code?
var values=[“one”,”two”,”Three”];
var ans=values.shift();
document.writeln(ans);

What will be the output of the following JavaScript code?
var values=[“one”,”two”,”Three”];
var ans=values.shift();
document.writeln(ans);
a) one
b) two
c) three
d) error

Answer: a
Explanation: shift is a predefined function in array library and works like a pop function. It pops the first value of the array and returns its value. Therefore the answer will be one.

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What will be the output of the following JavaScript code?var values=[“one”,”two”,”Three”];var ans=values.shift();document.writeln(ans);

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What will be the output of the following JavaScript code?
var values=[“one”,”two”,”Three”];
var ans=values.shift();
document.writeln(ans);