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Java 中的 clone( ) 和 new，哪个效率更高？

文章标签： Java版权对象创建的几种方法:使用new关键字使用clone方法反射机制反序列化以上四种都可以产生java对象1,3都会明确的显式的调用构造函数2是在内存上对已有对象的影印所以不会调用构造函数4是从文件中还原类的对象也不会调用构造函数何为clone（）？拷贝对象返回的是一个新的对象...

请问java使用clone创建对象与new创建一个对象哪种性能更好，为什么？

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java使用clone创建对象与new创建一个对象哪种性能更好，为什么？

Java优化过程中，为何使用clone()代替new？

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更新时间 2024-03-10 10:43:36

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