What is the ideal method of copying data between two opened files?

Question

Options

• Acopy($source_file, $destination_file);
• Bcopy(destination_file, $source_file);
• Cstream_copy_to_stream($source_file, $destination_file);
• Dstream_copy_to_stream($destination_file, $source_file);
• Estream_bucket_prepend($source_file, $destination_file);

• A
  6% (2)
• B
  9% (3)
• C
  83% (29)
• E
  3% (1)

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