【Exam Ref 70-483】Programming in C#

1. LISTING 4-11 Don’t manually concatenate strings to form a file path
   
2. string folder = @”C:\temp”;
   
3. string fileName = “test.dat”;
   
4. string fullPath = folder + fileName; // Results in C:\temptest.dat

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1. LISTING 4-14 Create and use a FileStream
   
2. string path = @»c:\temp\test.dat»;
   
3. using (FileStream fileStream = File.Create(path))
   
4. {
   
5.     string myValue = “MyValue”;
   
6. byte[] data = Encoding.UTF8.GetBytes(myValue);
   
7.     fileStream.Write(data, 0, data.Length);
   
8. }

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能否说明下 代码内容表达是什么意思么?