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-rw-r--r--examples/pdf-invert-images.cc6
1 files changed, 2 insertions, 4 deletions
diff --git a/examples/pdf-invert-images.cc b/examples/pdf-invert-images.cc
index 418598c7..3a0afca4 100644
--- a/examples/pdf-invert-images.cc
+++ b/examples/pdf-invert-images.cc
@@ -160,11 +160,9 @@ int main(int argc, char* argv[])
// Get all images on the page.
std::map<std::string, QPDFObjectHandle> images =
page.getPageImages();
- for (std::map<std::string, QPDFObjectHandle>::iterator iter =
- images.begin();
- iter != images.end(); ++iter)
+ for (auto& iter2: images)
{
- QPDFObjectHandle& image = (*iter).second;
+ QPDFObjectHandle& image = iter2.second;
QPDFObjectHandle image_dict = image.getDict();
QPDFObjectHandle color_space =
image_dict.getKey("/ColorSpace");