javascript 标题滚动js片段

Posted 2021-05-03

function headerScroll() {
  let scrollHeight = $(window).scrollTop();
  let scrollCutoff = 10;
  let headerLogo = $('.inm-header .headerlogo')[0];

  if(scrollHeight > scrollCutoff) {
    headerLogo.classList.add('scrolled');
  }

  if(scrollHeight < scrollCutoff) {
    headerLogo.classList.remove('scrolled'); 
  }
}

$(document).ready(headerScroll);
$(window).scroll(headerScroll);