Code output confusion

Question

When I run this code the output is error but In the solution of this problem the output is 1 how it possible?
<script>
var a=true;
var b="01";
alert(number(a==b));
</script>

Answer 1

The 'n' of number should be in capital letter:
var a=true;
var b="01";
alert(Number(a==b)); //capital N

Answer 2

Ohh thanks 😊