== Why is this an issue?

include::../description.adoc[]

=== Noncompliant code example

[source,csharp]
----
public class Person 
{
  private static DateTime dateOfBirth;
  private static int expectedFingers;

  public Person(DateTime birthday) 
  {
    dateOfBirth = birthday;  // Noncompliant; now everyone has this birthday
    expectedFingers = 10;  // Noncompliant
  }
}
----

=== Compliant solution

[source,csharp]
----
public class Person 
{
  private DateTime dateOfBirth;
  private static int expectedFingers = 10;

  public Person(DateTime birthday) 
  {
    this.dateOfBirth = birthday;
  }
}
----

ifdef::env-github,rspecator-view[]

'''
== Implementation Specification
(visible only on this page)

include::../message.adoc[]

include::../highlighting.adoc[]

'''
== Comments And Links
(visible only on this page)

include::../comments-and-links.adoc[]

endif::env-github,rspecator-view[]