scroll to element vanilla js

scroll into.js

//from https://css-tricks.com/snippets/jquery/smooth-scrolling/

// Scroll to specific values
// scrollTo is the same
window.scroll({
  top: 2500, 
  left: 0, 
  behavior: 'smooth' 
});

// Scroll certain amounts from current position 
window.scrollBy({ 
  top: 100, // could be negative value
  left: 0, 
  behavior: 'smooth' 
});

// Scroll to a certain element
document.querySelector('.hello').scrollIntoView({ 
  behavior: 'smooth' 
});

//jQuery way with fast example:
$('a.menu_items-link').on('click', function(e) {
    e.preventDefault();
    const value = this.getAttribute('href');
    //console.log(value);
    $('html, body').animate({
      scrollTop: $('#'+value).offset().top
    }, 800, callback);
  });