iterator

The ostream _ iterator type is an output iterator.

标准库ostream_iterator类型输出迭代器.

The library istream _ iterator type is an input iterator.

标准库istream_iterator类型输入迭代器.

The main problem is that we create a new copy of the iterator every time.

主要问题是，每次都要创建迭代器的一个新副本。

All of these make a copy of the iterator passed to them.

所有这些会对传给它们的迭代器复制一份拷贝.

What is an Iterator?

什么是迭代器?

When we assign through an insert iterator, the iterator inserts a new element.

当我们通过inserter迭代器赋值时, 迭代器插入新的元素.

The cursor object returned is basically an iterator, so I can use Groovy's nifty each directly on it in order to print out a nice little report.

返回的cursor对象基本上是一个迭代器，我可以在其上直接使用Groovy的一流each，以便打印出一个可爱的小报告。

Iterators: SPL offers some advanced iterator algorithms.

迭代器: SPL提供了一些高级的迭代器运算法则.

Trying to get an Iterator on a Map fails at compile time& Maps don't implement the Iterable interface.

在编译时，尝试对Map获取Iterator会导致失败&Map并没有实现Iterable接口。

Design patterns are also used to increase the reusability as RUP advocated. The abstract factory, observer and iterator patterns is introduced.

RUP过程鼓励复用，设计过程中使用很多设计模式来增加复用性，如抽象工厂、观察者模式和迭代器模式等。

A bidirectional iterator is an iterator that can read through a sequence of values.

双向迭代器是一种可以读入一组值的序列的迭代器.

There are five iterator categories: input, output, forward, bidirectional, and random access.

标准库定义了五种迭代器类别: 输入 、 输出 、 前向 、 双向和随机访问迭代器.

These iterator types are defined in the iterator header.

上述迭代器类型都在iterator头文件中定义.

This iterator adaptor caches the result of dereferencing the underlying iterator.

这个迭代器适配器缓存底层迭代器解引用的结果.

You can easily modify the Rope iterator to accommodate skipping forward by more than one character at a time.

很容易就能将Rope迭代器改成一次向前移动不止一个字符。

The first couple of examples show this exact embrace of Gang of Four patterns in more modern Java-based languages, incorporating the Iterator and Command patterns directly into the language.

前几个例子展示了更为现代的基于Java的语言包含了四人组模式，该语言中直接包含了迭代器和命令模式。

Only a random-access iterator may be passed to an algorithm requiring a random-access iterator.

调用需要随机访问迭代器的算法时,必须传递随机访问迭代器.

Returns an iterator over the elements in this list in proper sequence.

以适当的顺序返回列表元素的迭代器.

Fundamentally, the for loop involves what is known as an iterator, which is used to move through the collection item by item.

本质上，for循环涉及到一个迭代器（iterator），用于在集合中逐项移动。

Returns a list iterator of the elements in proper sequence.

以本来顺序返回列表元素的列表迭代器.

The iterator category is at least a forward iterator.

迭代器类别至少为前向迭代器.

The input iterator moves on and is never stuck at the beginning.

输入迭代器向前移动,永远不会停留在开始处.

The type of the underlying iterator, through which the input stream is accessed.

底层迭代器的类型, 通过它访问输入流.

A type playing the role of iterator-type in the BidirectionalIterator concept.

在双向迭代器概念中担任迭代器类型角色的类型.

Such unique features include iterator blocks, parallel assignment, and oddities like the Range class.

这些独特的特性包括iterator块、并行赋值和像Range类这样奇妙的东西。

Imagine an iterator object as a kind of wrapper around our arrays.

把迭代器对象设想为一种数组的包装.

Returns an iterator of the elements in this list ( in proper sequence ).

以本来顺序返回列表元素的迭代 器.

Bidirectional iterators can be used anywhere that a constant input or constant output iterator is required.

无论是需要常量输入迭代器还是常量输出迭代器,均可以使用双向迭代器.

A type playing the role of iterator-type in the OutputIterator concept.

在输出迭代器概念中担任迭代器类型角色的类型.

What are the benefits of offering a LValue iterator against a Read Write iterator?

提供一个左值迭代器而不是读写迭代器有什么好处?