本文整理匯總了C++中string_t::front方法的典型用法代碼示例。如果您正苦於以下問題：C++ string_t::front方法的具體用法？C++ string_t::front怎麽用？C++ string_t::front使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類string_t的用法示例。
在下文中一共展示了string_t::front方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C++代碼示例。
示例1: IsDashCharacter
bool Parser::IsDashCharacter(const string_t& str) {
if (str.size() != 1)
return false;
auto result = std::find(kDashes.begin(), kDashes.end(), str.front());
return result != kDashes.end();
}示例2: MatchEpisodePatterns
bool Parser::MatchEpisodePatterns(string_t word, Token& token) {
// All patterns contain at least one non-numeric character
if (IsNumericString(word))
return false;
TrimString(word, L" -");
const bool numeric_front = IsNumericChar(word.front());
const bool numeric_back = IsNumericChar(word.back());
// e.g. "01v2"
if (numeric_front && numeric_back)
if (MatchSingleEpisodePattern(word, token))
return true;
// e.g. "01-02", "03-05v2"
if (numeric_front && numeric_back)
if (MatchMultiEpisodePattern(word, token))
return true;
// e.g. "2x01", "S01E03", "S01-02xE001-150"
if (numeric_back)
if (MatchSeasonAndEpisodePattern(word, token))
return true;
// e.g. "ED1", "OP4a", "OVA2"
if (!numeric_front)
if (MatchTypeAndEpisodePattern(word, token))
return true;
// e.g. "07.5"
if (numeric_front && numeric_back)
if (MatchFractionalEpisodePattern(word, token))
return true;
// e.g. "4a", "111C"
if (numeric_front && !numeric_back)
if (MatchPartialEpisodePattern(word, token))
return true;
// e.g. "#01", "#02-03v2"
if (numeric_back)
if (MatchNumberSignPattern(word, token))
return true;
// U+8A71 is used as counter for stories, episodes of TV series, etc.
if (numeric_front)
if (MatchJapaneseCounterPattern(word, token))
return true;
return false;
}示例3: MatchNumberSignPattern
bool Parser::MatchNumberSignPattern(const string_t& word, Token& token) {
if (word.front() != L'#')
return false;
static const regex_t pattern(L"#(\\d{1,3})(?:[-~&+](\\d{1,3}))?(?:[vV](\\d))?");
regex_match_results_t match_results;
if (std::regex_match(word, match_results, pattern)) {
if (SetEpisodeNumber(match_results[1].str(), token, true)) {
if (match_results[2].matched)
SetEpisodeNumber(match_results[2].str(), token, false);
if (match_results[3].matched)
elements_.insert(kElementReleaseVersion, match_results[3].str());
return true;
}
}
return false;
}