C#读取和修改AppConfig配置文件的内容，可以用来保存系统配置

红太狼 2021-11-08 22:58 357阅读 0赞

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 1]  
![在这里插入图片描述][20190806172549234.png]  
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![在这里插入图片描述][20190806172625256.png]

public class GlobeSettings
        {
            
    
            public static AppSetting AppSettings = null;//APP设置类，读取配置文件参数
    
            public static double one;//单个变量
            public static List<double> two = new List<double>();//多个变量
    
            
    
            static GlobeSettings()
            {
    
                if (AppSettings == null)
                {
                    AppSettings = new AppSetting();
                }
    
                string[] parts = AppSettings.Two.Split(new char[] { ',' });
                foreach (string item in parts)
                    two.Add(double.Parse(item));
    
    
                one = AppSettings.One;
            }
    
            public static void Save()
            {
                SetConfigValue("one", one.ToString());
                SetConfigValue("two", ArrayToString(two));
                
               
            }
    
            public static bool SetConfigValue(string key, string value)
            {
                try
                {
                    Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
                    if (config.AppSettings.Settings[key] != null)
                        config.AppSettings.Settings[key].Value = value;
                    else
                        config.AppSettings.Settings.Add(key, value);
                    config.Save(ConfigurationSaveMode.Modified);
                    ConfigurationManager.RefreshSection("appSettings");
                    return true;
                }
                catch (Exception ex)
                {
                    
                    return false;
                }
            }
    
            public static string ArrayToString(List<double> valueArray)
            {
                string factorValue = string.Empty;
                if (valueArray != null && valueArray.Count > 0)
                {
                    for (int i = 0; i < valueArray.Count; i++)
                    {
                        factorValue += valueArray[i];
                        if (i < valueArray.Count - 1)
                        {
                            factorValue += ",";
                        }
                    }
                }
                return factorValue;
            }
    
            public static string ArrayToString(List<float> valueArray)
            {
                string factorValue = string.Empty;
                if (valueArray != null && valueArray.Count > 0)
                {
                    for (int i = 0; i < valueArray.Count; i++)
                    {
                        factorValue += valueArray[i];
                        if (i < valueArray.Count - 1)
                        {
                            factorValue += ",";
                        }
                    }
                }
                return factorValue;
            }
    
            public static string ArrayToString(List<ushort> valueArray)
            {
                string factorValue = string.Empty;
                if (valueArray != null && valueArray.Count > 0)
                {
                    for (int i = 0; i < valueArray.Count; i++)
                    {
                        factorValue += valueArray[i];
                        if (i < valueArray.Count - 1)
                        {
                            factorValue += ",";
                        }
                    }
                }
                return factorValue;
            }
    
            public static string ArrayToString(List<short> valueArray)
            {
                string factorValue = string.Empty;
                if (valueArray != null && valueArray.Count > 0)
                {
                    for (int i = 0; i < valueArray.Count; i++)
                    {
                        factorValue += valueArray[i];
                        if (i < valueArray.Count - 1)
                        {
                            factorValue += ",";
                        }
                    }
                }
                return factorValue;
            }
    }

运行的时候必须使用应用程序下文件才能够看到结果。

![在这里插入图片描述][20190806172735429.png]  
![在这里插入图片描述][20190806172748292.png]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 4]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 5]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70]: /images/20211108/74158ef0fadb4a578f7278ebcdf9dd4f.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 1]: /images/20211108/fbe4d43697c147729c496fb479762491.png
[20190806172549234.png]: /images/20211108/76b388546379460fbd096e55b777631b.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 2]: /images/20211108/d240c27ddf4d4df0927d11cbb4e97263.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 3]: /images/20211108/d45a04a3dd654ef49fa91a965ac9e035.png
[20190806172625256.png]: /images/20211108/ad0972a41bda4b828bf35175e60dc8b3.png
[20190806172735429.png]: /images/20211108/ab4b10dbf5504a9a91699fb7b27e84c1.png
[20190806172748292.png]: /images/20211108/7f66c8d279c147d4a29745487604070f.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 4]: /images/20211108/64a043be72a44cb7ac87349a00d0b64f.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2Jhb2JpbmdqaQ_size_16_color_FFFFFF_t_70 5]: /images/20211108/6a9ca6b83faf4dce862582b300875b35.png