摘要: //方法1:用NumberFormat类来格式化数字,觉得这种算数运算比较直观 NumberFormat numberFormat=NumberFormat.getNumberInstance(); double a = 11540.0; double b = 0.35; double result = a * b; System.ou... 阅读全文
posted @ 2010-12-19 15:02 風&雲 阅读(688) 评论(0) 推荐(0)