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Merge pull request #1131 from CrowCpp/1125-get_header_value-performs-double-lookup-on-unordered_multimap

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removed double lookup on get_header_value() by map.count() and map.find()
This commit is contained in:
gittiver
2025-12-30 12:23:51 +01:00
committed by GitHub
parent 2709cb04cf 5b8c0a1f1b
commit 7e41d9f52a
1 changed files with 8 additions and 7 deletions
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15
include/crow/http_request.h
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@@ -20,15 +20,16 @@ namespace crow // NOTE: Already documented in "crow/app.h"
#endif
/// Find and return the value associated with the key. (returns an empty string if nothing is found)
template<typename T>
inline const std::string& get_header_value(const T& headers, const std::string& key)
inline const std::string& get_header_value(const ci_map& headers, const std::string& key)
{
if (headers.count(key))
{
return headers.find(key)->second;
static const std::string EMPTY;
const auto it = headers.find(key);
if (it != headers.end()) {
return it->second;
}
else {
return EMPTY;
}
static std::string empty;
return empty;
}
/// An HTTP request.