Google charts select listener returns wrong column number
问题 Below is my google chart code which is returning wrong column number on click function bind() { var data = new google.visualization.DataTable(Json); if (data.getNumberOfRows() > 0) { var view = new google.visualization.DataView(data); view.setColumns([0, 1, { calc: "stringify", sourceColumn: 1, type: "string", role: "annotation" }, 2, { calc: "stringify", sourceColumn: 2, type: "string", role: "annotation" } , 3, { calc: "stringify", sourceColumn: 3, type: "string", role: "annotation" } , 4,