Pic Chart click

  $("#myChart").click(function(evt)
{
    var activePoints = chart.getElementsAtEvent(evt);

    if(activePoints.length > 0)
    {
      //get the internal index of slice in pie chart
      var clickedElementindex = activePoints[0]["_index"];

      //get specific label by index
      var label = chart.data.labels[clickedElementindex];
      console.log(label);

      //get value by index
      var value = chart.data.datasets[0].data[clickedElementindex];
      console.log(value);

      /* other stuff that requires slice's label and value */
   }
});