Highcharts => Getting the id of a point when clicking on a line chart

Question

I am building a line chart and I would like, when I click on a point of the line, to display a popup containing some data about this point. The issue I try to resolve is to

Answer 1

i found this old post in my search to ==>add a marker to a point when i click a Highcharts "Trend Line" [in examples: "line-time-series"] chart[when i click anywhere on the drawn line itself]. well, without showing you too much code, look in the

  cursor: 'pointer',
                    point: {
                      events: {
                             click: function(e) {
                                alert("X("+this.x+"),Y("+this.y+")");
                                }//click
                          }//events
                           }//point

if you would like more detail, i'm happy to provide!