Usage friend

A BidirectionalIterator is a F

char_type* eback() const; (1)

Specify storage duration and linkage of objects and functions: auto - automatic duration and no linkage

Requirements An UnformattedInputFunction is a stream input function that performs the following:

T& at( const Key& key ); (1)

Usage Declaration

Several operators convert operand values from one type to another automatically. This subclause specifies the result required from such an implicit conversion, as well as those

Defined in header <stdarg.h>

bool empty() const;