http://wo13145219.iteye.com/blog/2022667 http://json2csharp.chahuo.com/ using System; using System.Collections; using System.Configuration; using System.Data; using System.Linq; using System.Web; using System.Web.Security; using System.Web.UI; using
/** * Hex格式数据转换成十六进制字符串 * @param src */ public void bytesToHexString(byte[] by){ StringBuilder stringBuilder = new StringBuilder(""); for (int i = 0; i < by.length; i++) { int in = by[i] & 0xFF; String str= Integer.toHexString(in); if (st
Oracle一列的多行数据拼成一行显示字符 oracle 提供了两个函数WMSYS.WM_CONCAT 和 ListAgg函数. www.2cto.com 先介绍:WMSYS.WM_CONCAT 例: id name 1 aa 2 bb 3 cc 要的结果是"aa,bb,cc" select WMSYS.WM_CONCAT(a.name) from user a 这样的话,查询出的结果: