JavaScript: Hints

gistfile1

/* 
	===========================================
	 JavaScript Hints & Tips 
	 Compiled mainly from http://sharedfil.es/js-48hIfQE4XK.html
	===========================================

	// onReady
	document.addEventListener("DOMContentLoaded", function() {
		// code...
	});

	// jQuery-esque selector (>= IE8)
	document.querySelectorAll('.price');

	// JSONP
	var scr = document.createElement('script');
	scr.src = 'http://openexchangerates.org/latest.json?callback=formatCurrency';
	document.body.appendChild(scr);

	// Modify classes
	newDiv.classList.add("foo");
	newDiv.classList.toggle("foo");

	// onClick
	[].forEach.call(document.querySelectorAll("a"), function(el) {
		el.addEventListener("click", function() {
			// code...
		});
	});

	// append
	document.body.appendChild(el);

	// modify attributes
	document.querySelector("img").setAttribute("alt", "My image");

	// get parent
	var p = document.getElementById("about").parentNode;

	// empty element
	while(wrap.firstChild) wrap.removeChild(wrap.firstChild);
*/