<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hi guys,</div><div><br></div><div>I have been looking at GDCMImageIO this morning and I thought it would be great if it was possible to iterate directly on the Dictionary and do not use ExposeMetaData cause internally there are 2 finds (HasKeys and [] ) per iterator (in which we already know both keys and values).</div><div><br></div><div><a href="https://github.com/Kitware/ITK/blob/master/Modules/IO/GDCM/src/itkGDCMImageIO.cxx#L700">https://github.com/Kitware/ITK/blob/master/Modules/IO/GDCM/src/itkGDCMImageIO.cxx#L700</a></div><div><a href="https://github.com/Kitware/ITK/blob/master/Modules/Core/Common/include/itkMetaDataObject.h#L171-L189">https://github.com/Kitware/ITK/blob/master/Modules/Core/Common/include/itkMetaDataObject.h#L171-L189</a></div><div><br></div><div>I have tried to create a new function which would take an iterator as parameter, I have compilation error or a failing dynamic_cast… I guess I am missing something obvious…</div><div><br></div><div>I have been testing something like that:</div><div><br></div><div><a href="http://review.source.kitware.com/#/c/17026/">http://review.source.kitware.com/#/c/17026/</a></div><div><br></div><div>Any idea on how to fix the code ( both compilation & dynamic_cast ), please?</div><div><br></div><div>Thanks,</div><div>Arnaud</div></body></html>