C#读写注册表

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using Microsoft;
using Microsoft.Win32;

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RegistryKey key = Registry.LocalMachine;
//在HKEY_LOCAL_MACHINE\SOFTWARE下新建名为VangoCalibration的注册表项。如果已经存在则不影响！
RegistryKey software = key.CreateSubKey("software\\VangoCalibration");
software.SetValue("YGMXZ", YGMXZ.ToString());
software.SetValue("YGCAL", YGCAL.ToString());
// 注意：SetValue()还有第三个参数，主要是用于设置键值的类型，如：字符串，二进制，Dword等等~~默认是字符串。如：
// software.SetValue("test", "0", RegistryValueKind.DWord); //二进制信息
key.Close();

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RegistryKey key = Registry.LocalMachine;
//在HKEY_LOCAL_MACHINE\SOFTWARE下新建名为VangoCalibration的注册表项。如果已经存在则不影响！
RegistryKey software = key.CreateSubKey("software\\VangoCalibration");
long YGMXZ = long.Parse(software.GetValue("YGMXZ", "0").ToString());
long YGCAL = long.Parse(software.GetValue("YGCAL", "0").ToString());
key.Close();