21-03-17object类

本文详细介绍了Java中所有类的根父类——Object类。作为所有Java类的默认超类,Object类提供了通用的方法如equals()等,并且仅声明了一个无参数的构造器。

java.lang.object类

  • object类是java所有类的根父类

  • 在类的声明中,如果未使用extends关键字指明其父类,则默认父类为java.lang.Object类

  • Object类中的功能(属性和方法具有通用性)

    属性:无

    方法:equals()…

  • Object类只声明了一个空参的构造器

E:\Anaconda1\envs\ML-Perovskite\python.exe E:\Python_Project\1\ceshi.py 2025-03-27 17:21:46,042 - opytimizer.spaces.search — INFO — Overriding class: Space -> SearchSpace. 2025-03-27 17:21:46,042 - opytimizer.core.space — DEBUG — Agents: 20 | Size: (2, 1) | Lower Bound: [-10 -10] | Upper Bound: [10 10] | Mapping: ['x0', 'x1'] | Built: True. 2025-03-27 17:21:46,043 - opytimizer.spaces.search — INFO — Class overrided. 2025-03-27 17:21:46,043 - opytimizer.optimizers.swarm.pso — INFO — Overriding class: Optimizer -> PSO. 2025-03-27 17:21:46,043 - opytimizer.core.optimizer — DEBUG — Algorithm: PSO | Custom Parameters: None | Built: True. 2025-03-27 17:21:46,043 - opytimizer.optimizers.swarm.pso — INFO — Class overrided. 2025-03-27 17:21:46,044 - opytimizer.core.function — INFO — Creating class: Function. 2025-03-27 17:21:46,044 - opytimizer.core.function — DEBUG — Function: sphere | Built: True. 2025-03-27 17:21:46,044 - opytimizer.core.function — INFO — Class created. 2025-03-27 17:21:46,044 - opytimizer.opytimizer — INFO — Creating class: Opytimizer. 2025-03-27 17:21:46,044 - opytimizer.opytimizer — DEBUG — Space: <opytimizer.spaces.search.SearchSpace object at 0x000001A8FFDCCF40> | Optimizer: <opytimizer.optimizers.swarm.pso.PSO object at 0x000001A8FDC79FD0>| Function: <opytimizer.core.function.Function object at 0x000001A8FDC79E80>. 2025-03-27 17:21:46,044 - opytimizer.opytimizer — INFO — Class created. 2025-03-27 17:21:46,045 - opytimizer.opytimizer — INFO — Starting optimization task. 100%|##########| 1000/1000 [00:01<00:00, 889.10it/s, fitness=6.26e-89] 2025-03-27 17:21:47,171 - opytimizer.opytimizer — INFO — Optimization task ended. 2025-03-27 17:21:47,171 - opytimizer.opytimizer — INFO — It took 1.1267361640930176 seconds. 进程已结束,退出代码为 0
03-28
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