May 2003
Intermediate to advanced
808 pages
32h 24m
English
throw operator — Throws an exception
throw-expr ::= throw [assignment-expr]The throw operator throws
assignment-expr as an exception.
The throw expression has type
void. With no operand, throw rethrows the current pending
exception. If no exception is pending, terminate( ) is called.
template<typename C>
typename C::value_type checked_first(const C& c)
{
if (not c.empty( ))
return c[0];throw std::out_of_range("container is empty");
}expression, try, Chapter
3, <exception>,
<stdexcept>