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  • The solution works perfectly fine. Thank you. But why not with my way? What was wrong? :o( Commented Dec 16, 2015 at 11:56
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    @SSHegde for your version if there were no files found, the cat would run with no list of files, default to reading stdin, and wait to copy whatever you typed. Your version would also fail to cat files whose names contained a space. Commented Dec 16, 2015 at 16:15
  • please see my EDIT 4 Commented Dec 16, 2015 at 17:27
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    @SSHegde different shells may have different buffer lengths for long command lines. It seems that for one shell you can fit all the filenames, but for the other it overflows. Commented Dec 16, 2015 at 18:35