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Java中equals与hashCode详解
深入解析Java中equals与hashCode方法的原理及应用。 1、 equals() 方法用于比较两个对象或变量的实际内容是否相等,无论是引用类型的对象内容,还是值类型的数据值。 2、 hashCode() 方法用于计算对象实例的哈希码,也称散列值。在 Object 类中,该方法基于对象的内存 ...
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