Add implementation ScrollTop anchor HTML JS

scroll_nice

# Rails 6
# execute command webpack jquery
yarn add jquery

# application.js
require("jquery")

# environment.js
const webpack = require('webpack')
environment.plugins.prepend('Provide',
  new webpack.ProvidePlugin({
    $: 'jquery/src/jquery',
    jQuery: 'jquery/src/jquery'
  })
)


# add application js
var $doc = $('html, body');
$('a').click(function() {
    $doc.animate({
        scrollTop: $( $.attr(this, 'href') ).offset().top
    }, 500);
    return false;
});