Lets do some calculation :
step1: In your browser,open a new tab.
step2: Now type(In URL Field i.e in address bar of the browser)
(It will give you output in body of the browser)
You can also use another method for getting output in an alert window.
write the following line in the address bar of your browser.(Don’t forget to end the line with semicolon)
step3: You will get the output like this in the browser’s body(top left corner).
step4: End of the Fun.