摘要: val pi:Double = scala.math.Pi println pi #3.14159265358979 val pi1:String = pi.formatted("%.3f") #保留3位小数,3可随意指定 println pi1 #"3.142" val pi11:String = 阅读全文
posted @ 2020-09-26 18:11 PEAR2020 阅读(3020) 评论(0) 推荐(0) 编辑