C# 读写注册表

/// <summary>

/// 获得要找到的注册表项

/// </summary>

/// <param name="path">注册表路经</param>

/// <returns>返回注册表对象</returns>

public bool CreateItemRegEdit(string path)

{

try

{

Microsoft.Win32.RegistryKey obj = Microsoft.Win32.Registry.LocalMachine;

obj.CreateSubKey(path);

return true;

}

catch (Exception e)

{

return false;

}

}

/// <summary>

/// 设置注册表项下面的值

/// </summary>

/// <param name="path">路经</param>

/// <param name="name">名称</param>

/// <param name="value">值</param>

/// <returns>是否成功</returns>

public int SetValueRegEdit(string path ,string name ,string value)

{

try

{

Microsoft.Win32.RegistryKey obj = Microsoft.Win32.Registry.LocalMachine;

Microsoft.Win32.RegistryKey objItem = obj.OpenSubKey(path,true);

objItem.SetValue(name, value);

}

catch (Exception e)

{

return 0;

}

return 1;

}

/// <summary>

/// 查看注册表指定项的值

/// </summary>

/// <param name="path">路经</param>

/// <param name="name">项名称</param>

/// <returns>项值</returns>

public string getValueRegEdit(string path, string name)

{

string value ;

try

{

Microsoft.Win32.RegistryKey obj = Microsoft.Win32.Registry.LocalMachine;

Microsoft.Win32.RegistryKey objItem = obj.OpenSubKey(path);

value = objItem.GetValue(name).ToString();

}

catch (Exception e)

{

return "";

}

return value;

}

/// <summary>

/// 查看注册表项是否存在

/// </summary>

/// <param name="value">路经</param>

/// <param name="name">项名称</param>

/// <returns>是否存在</returns>

public bool SearchItemRegEdit(string path,string name)

{

string[] subkeyNames;

Microsoft.Win32.RegistryKey hkml = Microsoft.Win32.Registry.LocalMachine;

Microsoft.Win32.RegistryKey software = hkml.OpenSubKey(path);

subkeyNames = software.GetSubKeyNames();

//取得该项下所有子项的名称的序列，并传递给预定的数组中

foreach (string keyName in subkeyNames) //遍历整个数组

{

if (keyName.ToUpper() == name.ToUpper()) //判断子项的名称

{

hkml.Close();

return true;

}

}

hkml.Close();

return false;

}

/// <summary>

/// 查看注册表的值是否存在

/// </summary>

/// <param name="value">路经</param>

/// <param name="value">查看的值</param>

/// <returns>是否成功</returns>

public bool SearchValueRegEdit(string path,string value)

{

string[] subkeyNames;

Microsoft.Win32.RegistryKey hkml = Microsoft.Win32.Registry.LocalMachine;

Microsoft.Win32.RegistryKey software = hkml.OpenSubKey(path);

subkeyNames = software.GetValueNames();

//取得该项下所有键值的名称的序列，并传递给预定的数组中

foreach (string keyName in subkeyNames)

{

if (keyName.ToUpper() == value.ToUpper()) //判断键值的名称

{

hkml.Close();

return true;

}

}

hkml.Close();

return false;

}