Vector是Java中常用的集合类，广泛应用于开发。本文介绍如何在Java中使用Vector计算两个集合的差集。 1、 创建一个名为TestVectorDiffrence的Java类文件。 2、 声明一个Vector对象vector1，并向其中添加四个元素。 3、 声明一个名为vector2的Vector对象，并向其中添加四个元素。

Vector是Java中一种有序且允许重复元素的集合类，本文介绍如何在Java中实现两个Vector的并集计算方法。 、 创建一个名为TestVectorUnion的Java类文件。

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