diff --git a/Modules/Core/Common/include/itkPrintHelper.h b/Modules/Core/Common/include/itkPrintHelper.h
new file mode 100644
index 00000000000..43bac120153
--- /dev/null
+++ b/Modules/Core/Common/include/itkPrintHelper.h
@@ -0,0 +1,45 @@
+/*=========================================================================
+ *
+ *  Copyright Insight Software Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0.txt
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *=========================================================================*/
+
+#ifndef itkPrintHelper_h
+#define itkPrintHelper_h
+
+#include <iostream>
+#include <iterator>
+#include <vector>
+
+
+namespace itk
+{
+
+template< typename T >
+std::ostream & operator<<( std::ostream & os, const std::vector< T >& v )
+{
+  if( v.empty() )
+    {
+    return os << "()";
+    }
+
+  os << "(";
+  std::copy( v.begin(), v.end() - 1, std::ostream_iterator< T >( os, ", " ) );
+  return os << v.back() << ")";
+}
+
+} // end namespace itk
+
+#endif // itkPrintHelper_h
diff --git a/Modules/IO/ImageBase/src/itkImageIOBase.cxx b/Modules/IO/ImageBase/src/itkImageIOBase.cxx
index d811d2ac49a..78b0442a973 100644
--- a/Modules/IO/ImageBase/src/itkImageIOBase.cxx
+++ b/Modules/IO/ImageBase/src/itkImageIOBase.cxx
@@ -20,8 +20,8 @@
 #include "itkImageRegionSplitterSlowDimension.h"
 #include <mutex>
 #include "itksys/SystemTools.hxx"
+#include "itkPrintHelper.h"
 
-#include <iterator>
 
 namespace itk
 {
@@ -1131,22 +1131,6 @@ ::GetDefaultDirection(unsigned int k) const
   return axis;
 }
 
-namespace
-{
-template <typename T>
-std::ostream & operator<<( std::ostream & os, const std::vector<T>& v)
-{
-  if ( v.empty() )
-    {
-    return os << "( )";
-    }
-
-  os << "( ";
-  std::copy( v.begin(), v.end()-1, std::ostream_iterator<T>(os, ", ") );
-  return os << v.back() << " )";
-}
-}
-
 void ImageIOBase::PrintSelf(std::ostream & os, Indent indent) const
 {
   Superclass::PrintSelf(os, indent);