随风的石头

摘要：doubled=1231423.3823;System.out.println("格式化前："+d);DecimalFormatf=newDecimalFormat();f.applyPattern("#.##");System.out.println("applyPattern{#.##}格式化后："+f.format(d));f.applyPattern("0000000000.000000");System.out.println("applyPattern{0000000000.000000}格式 阅读全文