title: Hi i am new to C#,can some Explain me what the significance of .. and \ operator in the Read Function in C#
body: <pre><code>protected void TestSetUp(string positiveDicomFile,string negativeDicomFile)
  {
          positiveCaseDcm = new DicomFile();
          positiveCaseDcm.Read(@"..\VR_Test_Data\" + positiveDicomFile);
  }
  </code></pre>