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StringUtils: Dropped an unneeded copy in lower-/upper-casing. (#3512)

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Mattes D 2017-02-13 19:56:34 +01:00 committed by GitHub
parent 7b8380c6df
commit 72e401313b
1 changed files with 6 additions and 4 deletions
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10
src/StringUtils.cpp
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@ -304,8 +304,9 @@ AString & InPlaceUppercase(AString & s)
AString StrToLower(const AString & s) AString StrToLower(const AString & s)
{ {
AString res(s); AString res;
std::transform(res.begin(), res.end(), res.begin(), ::tolower); res.resize(s.size());
std::transform(s.begin(), s.end(), res.begin(), ::tolower);
return res; return res;
} }
@ -315,8 +316,9 @@ AString StrToLower(const AString & s)
AString StrToUpper(const AString & s) AString StrToUpper(const AString & s)
{ {
AString res(s); AString res;
std::transform(res.begin(), res.end(), res.begin(), ::toupper); res.resize(s.size());
std::transform(s.begin(), s.end(), res.begin(), ::toupper);
return res; return res;
} }