What will be the output of the following JavaScript code?

var n=1;
var a=33;
var b;
b = a<<4;
b = a>>3;
b = b + 2;
while(b>=1){
n = n + b;
b = b - 1;
}
function ab(n) {
if (n < 2) {
   return n;
} else {
   return ab(n - 1) + ab(n - 2);
}
}
console.log(n + ab(9));

Which modifiers must be set if we use the Javascript lastIndex Object Property during pattern matching?

What's the output? 'use strict' class Abc{ constructor(t, p) { this.t = t; this.p = p; } test() { var x; var c = 0; for(x=7; x!==0; x&=(x-1)) c++; console.log(c++ + this.t + this. p); } } var Obj1 = new Abc(10.5,20.5); Obj1.test();

What's the output? Object oriented Javascript() 'use strict' class Art{ succ() { var i=3,j,k=0; for(j=i;j<=7;j++) { k=j+i; if(k>=7) { k=k+3; } else { k=k-2; } } document.write(k-2 +'
'); } } var waj = new Art(); waj.succ();

Correct method for getting the date of February 1 of the current year into a variable called 'newDate'?

What's the output? var obj = { 'first':'first', '2':'2', '34':'34', '1':'1', 'second':'second' }; for (var i in obj) { alert(i); };

When toggling a variable, its cycle must be 0 and 1. When the variable's active value is 0, the next value should be 1, and when the variable's active value is 1, the next value should be 0. Considering the scenario above, which of the following is correct?

Which is not a JavaScript string method?

Consider the following code snippet:

Which built-in function is used to access form elements using their IDs?