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helpers: add trim methodes for left and right trim

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This commit is contained in:
Thilo Graf
2019-03-28 11:28:47 +01:00
parent 531227a482
commit cca09c7469
2 changed files with 15 additions and 1 deletions
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12
src/system/helpers.cpp
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@@ -483,6 +483,18 @@ std::string trim(std::string &str, const std::string &trimChars /*= " \n\r\t"*/)
return result.erase(0, result.find_first_not_of(trimChars)); return result.erase(0, result.find_first_not_of(trimChars));
} }
std::string ltrim(std::string& str, const std::string& trimChars)
{
str.erase(0, str.find_first_not_of(trimChars));
return str;
}
std::string rtrim(std::string& str, const std::string& trimChars)
{
str.erase(str.find_last_not_of(trimChars) + 1);
return str;
}
std::string cutString(const std::string str, int msgFont, const int width) std::string cutString(const std::string str, int msgFont, const int width)
{ {
Font *msgFont_ = g_Font[msgFont]; Font *msgFont_ = g_Font[msgFont];

4
src/system/helpers.h
View File

@@ -69,7 +69,9 @@ std::string getBaseName(std::string &path);
std::string getFileName(std::string &file); std::string getFileName(std::string &file);
std::string getFileExt(std::string &file); std::string getFileExt(std::string &file);
std::string getNowTimeStr(const char* format); std::string getNowTimeStr(const char* format);
std::string trim(std::string &str, const std::string &trimChars = " \n\r\t"); std::string trim(std::string& str, const std::string& trimChars = " \n\r\t");
std::string ltrim(std::string& str, const std::string& trimChars = " \n\r\t");
std::string rtrim(std::string& str, const std::string& trimChars = " \n\r\t");
std::string cutString(const std::string str, int msgFont, const int width); std::string cutString(const std::string str, int msgFont, const int width);
std::string strftime(const char *format, const struct tm *tm); std::string strftime(const char *format, const struct tm *tm);
std::string strftime(const char *format, time_t when, bool gm = false); std::string strftime(const char *format, time_t when, bool gm = false);