Change background color between red and green every second

Question

I\'m trying to make a webpage change the background color every one second using JavaScript. I\'m using setTimeout but I can\'t figure out how to get my variabl

Answer 1

I would advice not to do this, since it might be pretty annoying, but this should work:

var x = false;
function changecolors(){
  var color=(x)?"green":"red"; // If X == true, then set to green, if false then blue
  document.body.style.background = color; // Set color
  x=!x; // Invert X
} 

And then in the body:

PS: Sorry if I'm not answering the question right...this code will change the background from blue to green every second repeatedly for an infinite amount of time. (What I mean is that I kinda redid your code rather than explaining what was wrong with yours...)