vector中erase的返回值

在vector中，erase函数的返回值是指向被删除元素之后的元素的迭代器。如果删除的是最后一个元素，则返回end()迭代器。这意味着，如果你在循环中使用erase函数删除元素，并且需要更新迭代器，你应该将返回的迭代器赋值给循环变量，以便正确地迭代容器中的元素。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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