摘要: double count = 1.0; DecimalFormat df = new DecimalFormat("#.000"); String countStr = df.format(count); double count = 12345.1254; DecimalFormat df = n 阅读全文
posted @ 2018-01-24 14:10 筱小Q 阅读(669) 评论(0) 推荐(0) 编辑