Data Attribute Options

extract-data-options.js

// Usage:
//>: extractDataOptions( $("<div data-foo='opt1:bar opt2:baz'/>").data("foo") )
//<: { opt1: "bar", opt2: "baz" }

function extractDataOptions(attr) {
  var options = {};

  if (!!attr) {
    attr.split(" ").forEach(function(option) {
      var pieces = option.split(/:(.+)?/),
        key = pieces[0],
        value = pieces[1];
      options[key] = value;
    });
  }

  return options;
}