Remove All Data Attributes

removedata.js

$('div').each(function(index, el) {
	// Fetch an array of all the data
	el = $(el);
	var data = el.data(), 
			i;
	// Fetch all the key-names and put them in a variable called keys
	var keys = $.map(data , function(value, key) { return key; });

	// Loop through the keys, remove the attribute if the key contains "lorem".
	for(i = 0; i < keys.length; i++) {
    el.removeAttr("data-" + keys[i]);
	}

})