标签:string 配置文件 Settings C# System static using config public
不同的应用程序有不同的读取方法 ,有可能是不同 的.NET版本语法造成的;具体原因暂时没有完全搞懂。
第一种方法:使用System.Configuration.ConfigurationSettings.AppSettings 来读取;
<?xml version="1.0" encoding="utf-8" ?> <configuration> <startup> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /> </startup> <appSettings> <add key="connstring" value="Data Source=.;Initial Catalog=bookshop;User ID=sa;pwd=li;Integrated Security=TRUE"/> </appSettings> </configuration>
1 public static DataTable ExecuteQuery(string sql) 2 { 3 string connstring = System.Configuration.ConfigurationSettings.AppSettings["connstring"].ToString(); 4 conn = new SqlConnection(connstring); 5 6 SqlDataAdapter sda = new SqlDataAdapter(sql, conn); 7 DataTable dt = new DataTable(); 8 //sda.SelectCommand = cmd; 9 sda.Fill(dt); 10 return dt; 11 }
第二种方法 :
1 <?xml version="1.0"?> 2 <configuration> 3 <configSections> 4 <sectionGroup name="applicationSettings" type="System.Configuration.ApplicationSettingsGroup, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"> 5 <section name="SunEast.WMS.WinAPP.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false"/> 6 </sectionGroup> 7 <sectionGroup name="userSettings" type="System.Configuration.UserSettingsGroup, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"> 8 <section name="SunEast.WMS.WinAPP.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" allowExeDefinition="MachineToLocalUser" requirePermission="false"/> 9 </sectionGroup> 10 </configSections> 11 12 <applicationSettings> 13 <SunEast.WMS.WinAPP.Properties.Settings> 14 <setting name="LogPath" serializeAs="String"> 15 <value>\\Log</value> 16 </setting> 17 <setting name="IsLogTracking" serializeAs="String"> 18 <value>True</value> 19 </setting> 20 <setting name="UserPwd" serializeAs="String"> 21 <value>123456</value> 22 </setting> 23 <setting name="ReportPath" serializeAs="String"> 24 <value>\\Frx</value> 25 </setting> 26 <setting name="DBString" serializeAs="String"> 27 <value>Persist Security Info =true; Password=lini;User ID = sa; Initial Catalog = MS; Data Source =127.0.0.1;Connect Timeout=10</value> 28 </setting> 29 </SunEast.WMS.WinAPP.Properties.Settings> 30 </applicationSettings> 31 <userSettings> 32 <SunEast.WMS.WinAPP.Properties.Settings> 33 <setting name="IsShow" serializeAs="String"> 34 <value>true</value> 35 </setting> 36 </SunEast.WMS.WinAPP.Properties.Settings> 37 </userSettings> 38 <startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/></startup></configuration>
using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace APP { public class AppConst { public static string DBConnstring = Properties.Settings.Default.DBString; public static string ReportPath = System.IO.Directory.GetCurrentDirectory() + Properties.Settings.Default.ReportPath; public static string LogPath = System.IO.Directory.GetCurrentDirectory() + Properties.Settings.Default.LogPath; public static bool IsLogTracking = Properties.Settings.Default.IsLogTracking; } }
标签:string,配置文件,Settings,C#,System,static,using,config,public 来源: https://www.cnblogs.com/lrzy/p/15830260.html
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