highcharts里面如何让图形弹出的文字每个颜色都不一致

Question

Answer 1

tooltip: {
formatter: function () {
        let color = this.point.y > 3 ? "red"  : "#000";
        return '<b style="color:'+color+'">' + this.series.name + '</b><br/>' +
            this.point.y + ' 个' + this.point.name.toLowerCase();
    }
}

Answer 2