03 2022 档案
摘要：
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摘要：###将datatable转换为json public static string Dtb2Json(DataTable dtb) { JavaScriptSerializer jss = new JavaScriptSerializer(); System.Collections.ArrayLis
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摘要：一、拼接字符串类型的字段 string sql = @"select distinct ziduan from tablename where ziduan in ('{0}')"; sql=string.Format(sql, string.Join("','", list.ToArray()))
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