Tracing JavaScript Code in Firefox

Notes:

Tracing JavaScript Code in Firefox


Tracing: executing the code line by line, and understanding how exactly the code is getting executed by the browser.
document.write("Hello World","<br/>");
document.write("Hello World","<br/>");
document.write("Hello World","<br/>");
document.write("Hello World","<br/>");
document.write("Hello World","<br/>");
document.write("Hello World","<br/>");

Addition of 2 numbers:
var a=0;
var b=0;
var c=0;
a=10;
b=10;
c=a+b;
document.write("C=",c);

Interview Questions: