Question

What is the output of the following JavaScript code?

var num = 4;
for (var count = 1; count <= num; count++) {
console.log(num);
num-=2;
}

Answer 1

Answer:

Arrow function expression var arrowMultiplyBy2 = num => num * 2; If the function takes in only one argument, then the parenthesis around the parameter can be omitted as shown in the code above. ... Code 1 - Output in the following order: undefined 42.

Explanation: