Odtnhj

i want to try fullpage scroll 100vh on every scroll event but
its showing an error Property 'detail' and wheelDelta does not exist on type 'Event' in this line

if (e.originalEvent.detail > 0 || e.originalEvent.wheelDelta < 0)

my about.ts file are

 ngOnInit() 

 // snapy fullpage scroll

 $(document).ready(function () 
 var divs = $('.mydiv');
 var dir = 'up'; // wheel scroll direction
 var div = 0; // current div
 $(document.body).on('DOMMouseScroll mousewheel', function (e) );
 $(window).resize(function () 
 $('html,body').scrollTop(divs.eq(div).offset().top);
 );
 );
 

.html file are

<div class="mydiv" style="text-align:center; color:green">Gallery</div>
<div class="mydiv" style="background-color: #aaa">Page 1</div>
<div class="mydiv" style="background-color: #444">Page 2</div>
<div class="mydiv" style="background-color: blue">Page 3</div>
<div class="mydiv" style="background-color: #ccc">Page 4</div>
<div class="mydiv" style="background-color: yellow">Page 5</div>

.css file are

html, body, body>div 
 height:100%;
 color:yellow;