AI代码解释 //重载一系列<<操作符,可以用于读取变量数据并放入到流缓冲区中__ostream_type&operator<<(long __n){return_M_insert(__n);}__ostream_type&operator<<(unsigned long __n){return_M_insert(__n);}__ostream_type&operator<<(bool __n){return_M_insert(__n);}__ostream_type&operat...
operator<<(long __n) { return _M_insert(__n); } __ostream_type& operator<<(unsigned long __n) { return _M_insert(__n); } __ostream_type& operator<<(bool __n) { return _M_insert(__n); } __ostream_type& operator<<(short __n); __ostream_type& operator<<(unsigned sho...
iostate state = goodbit;constsentryok(*this);if(ok) {try{<convertandinsert elements accumulate flags in state> }catch(...) {try{setstate(badbit); }catch(...) {}if((exceptions()& badbit) !=0)throw; }} width(0);// Except for operator<<(Elem)setstate(state);return(*this); ...
iostate state = goodbit;constsentryok(*this);if(ok) {try{<convertandinsert elements accumulate flags in state> }catch(...) {try{setstate(badbit); }catch(...) {}if((exceptions()& badbit) !=0)throw; }} width(0);// Except for operator<<(Elem)setstate(state);return(*this); ...
(No tiene que ampliar los elementos antes de insertarlos).La función de plantillaC++ Copiar template <class _Tr> basic_ostream<char, Tr>& operator<<( basic_ostream<char, _Tr>& _Ostr, char _Ch); se comporta igual queC++ Copiar template <class _Elem, class _Tr> basic_ostream<...
安卓将映像保存到外部存储,但ContentResolver.insert总是返回null。 、、 我正在编写一个Android应用程序,并试图将位图保存到外部存储中。我的代码如下。BufferedOutputStreamoStream= new BufferedOutputStream(this.getContentResolver().openOutputStream(uri));oStream.close(); 但uri总是空的。在做一些研究时,我找到...
{ // insert newline and flush stream _Ostr.put(_Ostr.widen('\n')); _Ostr.flush(); return (_Ostr); } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. // 以下三个语句是等价的 std::cout << std::endl; std::cout << &std::endl; ...
ps.insert(Person("xuan","liu")); copy(ps.begin(),ps.end(),ostream_iterator(cout,"/n")); return 0; } 另外、 template class _Tr = char_traits<_e> > class ostream_iterator : public iterator 从这段代码中亦可以发现,ostream_iterator继承iterator,iterator通过output_iterator_tag来标记定义的...
inserter是改造原有的insert,会先创造这个空间然后再赋值 三、istream_iterator、ostream_iterator 前面总结的适配器有三大类(函数适配器,容器适配器,迭代器适配器),istream_iterator、ostream_iterator均不属于前面提到的三大类别,所以称为X适配器。 3.1 ostream_iterator ...
basic_ostream Output stream (class )Classes ostream Output Stream (class ) wostream Output stream (wide) (class )Input manipulators (functions) endl Insert newline and flush (function ) ends Insert null character (function ) flush Flush stream buffer (function )...