Polymer 1.0: How to pass an argument to a Polymer function from an attribute?
You could utilize HTML5 data attributes instead. Try like this: <paper-button id=”foo” on-tap=”bar” data-args=”foo,some other value,2″>Click</paper-button> … <script> (function() { Polymer({ is: ‘example’, properties: {…}, bar: function(e){ var args = e.target.getAttribute(‘data-args’).split(‘,’); // now args = [‘foo’, ‘some other value’, ‘2’] } }); })(); </script>