title: wrong result with s command in perl
body: <p>Hi i want to find &amp; replace some content of string</p>
  
  <pre><code>$source_folder = "D:\workdir\Devunit\11.1\latest";
  $desitnation_folder = "D:\workdir\Devunit\10.1.3_Super\latest_Super";
  $src_file = D:\workdir\Devunit\11.1\latest\src\tcbom\userver\buslogic\framework\bomitemfactory.cpp;    
  
  $dest_file = $src_file;
  print " $dest_file \n";
  $dest_file =~ s/$source_folder/$desitnation_folder/;
  print " $dest_file \n";
  </code></pre>
  
  <p>both print results shows </p>
  
  <pre><code>D:\workdir\Devunit\11.1\latest\src\tcbom\userver\buslogic\framework\bomitemfactory.cpp
  </code></pre>
  
  <p>plz let me know where I am wrong </p>