Controller傳遞JSON資料給View繪製Line折線圖

城市 1~12月平均溫度資料
台北 [16.1,16.5,18.5,21.9,25.2,27.7,29.6,29.2,27.4,24.5,21.5,17.9]
台中 [16.6,17.3,19.6,23.1,26,27.6,28.6,28.3,27.4,25.2,21.9,18.1]
高雄 [19.3,20.3,22.6,25.4,27.5,28.5,29.2,28.7,28.1,26.7,24,20.6]