小编Sid*_*ngu的帖子

我正在尝试根据值的范围设置条形图中的条形颜色。

TS

  public barChartData: any[];\n  public chartColors: any[];\n    value = [] // This array have my values from DB like \xc2\xa0[3.5, 2.5, 1.5, 6.5, 6, 1, 6.5, 3.5, 5.5]\n\n    this.barChartData = [{\n        data: this.value,\n        label: \'Insulin\'\n    }]\n\n    var l = this.value.length;\n    for (var i = 0; i < l; i++) {\n        if (this.value[i] <= 3) {\n            this.chartColors = [{\n                backgroundColor: \'rgba(255, 205, 86, 9)\',\n                borderColor: \'rgba(255, 205, 86, 9)\'\n            }]\n        } else if (this.value[i] > 3 && this.value[i] …