title: How do I move files from one folder to another based on a substring of their names?
body: <p>Folder 1: <br></p>
  
  <p>C:\File1-xpt<br>
  C:\File1-ppt<br>
  C:\File1-zzz<br>
  C:\File2-ndo<br>
  C:\File2-dkl<br>
  C:\File2-dlz<br></p>
  
  <p>string[] AllFilesInDirectory = Directory.GetFiles(SelectedDirectory);<br></p>
  
  <p>I want to move all files with prefix "File1" into Folder 2.<br></p>