code: function useNative() {
  	const elem = document.createElement('div');
  	elem.setAttribute('data-a-b', 'c');
  
  	return Boolean(elem.dataset && elem.dataset.aB === 'c');
  }
docs: <3 Modernizr https://raw.githubusercontent.com/Modernizr/Modernizr/master/feature-detects/dom/dataset.js