begin, cbegin¶
-
iterator begin()¶
Returns a (random access) iterator pointing at the first entry in the row.
- Parameters
(None)
- Returns
A value of type
iterator
.- Complexity
Constant
- Exceptions
This function is
noexcept
and is guaranteed never to throw.
-
const_iterator cbegin()¶
Returns a const (random access) iterator pointing at the first entry in the row.
- Parameters
(None)
- Returns
A value of type
const_iterator
.- Complexity
Constant
- Throws
This function is
noexcept
and is guaranteed never to throw.