The implementation of equals() and hashCode() should follow these rules.
Read moreWhat is == in coding?
== It is an assignment operator . It is a relational or comparison operator. It is used for assigning the value to a variable. It is used for comparing two values.
Read moreWhat is a == b in Java?
a==b is a condition checking or you can call it a comparison operator which checks whether the value of a and b are equal or not . Edit: the == is also used in Java with reference variables to check whether both of them are pointing to the same reference or not.
Read moreWhat does == mean?
== is an logic operator and it is requesting a boolean it should not be confused with = which is used to for example set a value to a variable. You can use == to set a condition like already described from the other comments. So it is used for testing if to values are equal(works for each datatype).4 Kas 2016
Read moreWhat is the hashCode () and equals () used for?
Equals() and Hashcode() in Java. The equals() and hashcode() are the two important methods provided by the Object class for comparing objects . Since the Object class is the parent class for all Java objects, hence all objects inherit the default implementation of these two methods.
Read moreHow do you make two objects equal in Java?
Java determines equality with the equals(Object o) method – two objects a and b are equal iff a. equals(b) and b. equals(a) return true . These two objects will be equal using the base Object definition of equality, so you don’t have to worry about that.
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