jQuery toggleClass example

Toggle class name on click in jQuery

by Alexandru Gatea

HTML

<div id="fibo">

</div>

CSS

body {
  counter-reset: section;
}

span::before {
  counter-increment: section;
  content: counter(section);
	display: inline-block;
	width: 30px;
	text-align: right;
	opacity: 0.5;
	margin-right: 20px;
}
span {

	display: block;

}

JavaScript

let a = 0;
  let b = 1;
  let c;

$("#fibo").append('<span>' + a + ', </span>' +  '<span>' + b + ', </span>');

for (let i = 0; i <=100; i++) {

	c = a + b;
	
	if (c <= 1000) {
		$("#fibo").append('<span>' + c + ", </span>");
		
	a=b;
	b=c;
	}





}