Access Modifiers (C# Reference)

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Access modifiers are keywords used to specify the declared accessibility of a member or a type. This section introduces the four access modifiers:

The following five accessibility levels can be specified using the access modifiers:

public: Access is not restricted.

protected: Access is limited to the containing class or types derived from the containing class.

Internal: Access is limited to the current assembly.

protected internal: Access is limited to the current assembly or types derived from the containing class.

private: Access is limited to the containing type.

This section also introduces the following:

Accessibility Levels: Using the four access modifiers to declare five levels of accessibility.
Accessibility Domain: Specifies where, in the program sections, a member can be referenced.
Restrictions on Using Accessibility Levels: A summary of the restrictions on using declared accessibility levels.

See Also