在某些情况下,除了清空内容外,你可能还需要重置 stringstream 的错误状态(例如,在发生格式化错误后)。这可以通过调用 clear() 方法来实现,该方法可以接受一个可选的参数来指定新的状态,但如果不提供参数,则默认将状态重置为 goodbit。 然而,clear() 方法本身并不清空内容,它只是重置了 stringstream 的错误状态。因此...
good(public member function of std::basic_ios<CharT,Traits>) checks if end-of-file has been reached eof(public member function of std::basic_ios<CharT,Traits>) checks if an error has occurred fail(public member function of std::basic_ios<CharT,Traits>) checks if a non-recoverable error ...
110, is the initial value required to be returned by the stream member function rdstate(), which in your case is goodbit since the stringstream ctor calls init() with the value of its non-zero rdbuf(). The only other possible value is badbit, when the argument to init() is null. eof...
good 检查是否没有发生错误,例如是否可执行I/O操作 (std::basic_ios<CharT,Traits> 的公开成员函数) eof 检查是否到达了文件末尾 (std::basic_ios<CharT,Traits> 的公开成员函数) fail 检查是否发生了可恢复的错误 (std::basic_ios<CharT,Traits> 的公开成员函数) bad 检查是否已发生不可恢复...
good 检查是否没有发生错误,例如是否可执行I/O操作 (std::basic_ios<CharT,Traits> 的公开成员函数) eof 检查是否到达了文件末尾 (std::basic_ios<CharT,Traits> 的公开成员函数) fail 检查是否发生了可恢复的错误 (std::basic_ios<CharT,Traits> 的公开成员函数) bad 检查是否已发生不可恢复的错误...
goodbit nenhum erro Original: no error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.[edit] badbit erro de fluxo de irrecuperável Original: irrecoverable stream error The text has been machine-...
goodbit kein Fehler Original: no error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.[edit] badbit uneinbringlich Stream Fehler Original: irrecoverable stream error The text has been machine-transla...
good checks if no error has occurred i.e. I/O operations are available (public member function of std::basic_ios<CharT,Traits>) eof checks if end-of-file has been reached (public member function of std::basic_ios<CharT,Traits>) fail checks if an error has occurred (public...
bob-carpenter added code cleanup good first issue labels Jul 29, 2017 bob-carpenter added this to the Future milestone Jul 29, 2017 Collaborator andrjohns commented Sep 25, 2017 • edited Seems to be a bit tricky. Using the << operator with a stringstream returns an ostream, which ...
goodbit pas d'erreur Original: no error The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.[edit] badbit erreur de flux irrécupérables Original: irrecoverable stream error The text has been machine-...