what does public static mean in c# code example

Example 1: c# static meaning

In general, static means “associated with the class, not an instance”.
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Example 2: what does static mean in c#

In C#, static means something which cannot be instantiated. You cannot create an object of a static class and cannot access static members using an object. C# classes, variables, methods, properties, operators, events, and constructors can be defined as static using the static modifier keyword.