问题已知 123456enum ChartType { PIE = '饼图', BAR = '柱状图', MAP = '地图'}var t='饼图'; 得到对应的ChartType类型 方法遍历enum类型 123456for (let i in ChartType) { let c = ChartType[i as keyof typeof ChartType] if (c === activeKey) { return c; }}