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std::basic_ios::good

性病：基本[医]IOS：：好

bool good() const;​​

回报true如果流上最近的I/O操作成功完成。的返回结果。rdstate() == 0...

见ios_base::iostate用于设置流状态位的条件列表。

参数

%280%29

返回值

true如果流没有发生错误，false否则。

例

另见

下表显示basic_ios访问器%28good()，，，fail()的所有可能组合的%29。ios_base::iostate旗帜：

ios_base::iostate flagsbasic_ios accessors
eofbitfailbit
falsefalse
falsefalse
falsetrue
falsetrue
truefalse
truefalse
truetrue
truetrue

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