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Kotlin 常用知识点汇总

2022-07-25 23:12:00 【享哥。】

val s="%.2f".format(8.956244) //8.96 数字四舍五入 2位小数

数字去尾法到2位小数

val format = DecimalFormat("0.##")
//未保留小数的舍弃规则，RoundingMode.FLOOR表示直接舍弃。
format.roundingMode = RoundingMode.FLOOR
val s2 = format.format(8.956756)    //8.95

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本文为[享哥。]所创，转载请带上原文链接，感谢
https://blog.csdn.net/u014035162/article/details/125774069

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