3.Java 有垃圾回收机制,内存回收程序可在指定的时间释放内存对象。
时间: 2024-04-04 15:29:58 浏览: 285
是的,Java确实有垃圾回收机制,它可以自动释放不再使用的内存对象,并在需要时分配新内存。这个机制是Java的一大优势,可以避免程序员手动管理内存,从而降低了程序出错的风险。垃圾回收器会定期扫描内存中的对象,识别出不再使用的对象,并释放它们占用的内存空间。垃圾回收器会在程序运行时自动执行,程序员可以通过一些参数来控制它的行为,例如减少垃圾回收的频率或调整回收策略。
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