Json与DataSet转化

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C# DataSet与DataTable的区别和用法

DataSet是数据集，DataTable是数据表，DataSet存储多个DataTable。DataSet和DataTable像是专门存储数据的一个容器，在你查询数据库得到一些结果时可以存在里面。

 public static string CreateJsonParameters(DataTable dt)
        {
            /* /****************************************************************************
             * Without goingin to the depth of the functioning of this Method, i will try to give an overview
             * As soon as this method gets a DataTable it starts to convert it into JSON String,
             * it takes each row and in each row it grabs the cell name and its data.
             * This kind of JSON is very usefull when developer have to have Column name of the .
             * Values Can be Access on clien in this way. OBJ.HEAD[0].
             * NOTE: One negative point. by this method user will not be able to call any cell by its index.
             * *************************************************************************/
            StringBuilder JsonString = new StringBuilder();
            //Exception Handling        
            if (dt != null && dt.Rows.Count > 0)
            {
                JsonString.Append("{ ");
                JsonString.Append("\"Head\":[ ");
                for (int i = 0; i 

Json与DataSet转化

标签：column   developer   create   turn   name   cli   dep   json   数据表   

原文地址：https://www.cnblogs.com/xxhao/p/12823385.html