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android java 小數點的坑

如果temp  = 12.5
                        val newTemp = "%.1f".format(Tempvalue)
原本的寫法是這樣
在法語區
將newTemp.toFloat() 後會掛，因為法語地區的小數點是 , 逗號

所以沒法轉成 12.5  會變成 12,5

後來的解法
將拿到的數字硬轉成 12.5  其他就不管了

val newTemp = "%.1f".format(Locale.US, Tempvalue)
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