5、 调用vector1的addAll方法将vector2的所有元素添加进来，此时vector1即为两集合的并集，最后输出vector1的内容。

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The Vector API gives Java developers everything they need to tap into CPU-level performance gains for numerically intensive operations. If there is one thing you can describe as an obsession for both ...

Java 18 incubates a vector API, previews pattern matching for switch expressions, adopts UTF-8 as the default character set, includes a simple web server, and more. Java Development Kit (JDK) 18 is ...