The equals method for class Object implements the most discriminating possible equivalence relation on objects ; that is, for any non-null reference values x and y, this method returns true if and only if x and y refer to the same object (x == y has the value true).
Read moreDoes Object have an equals method?
The equals method for class Object implements the most discriminating possible equivalence relation on objects ; that is, for any non-null reference values x and y , this method returns true if and only if x and y refer to the same object ( x == y has the value true ).
Read moreDoes every Object have a toString and equals method?
This is how every class has a toString() method : since Object has a toString() method, then ‘children’ of Object inherit a toString() method, the children of children of Object inherit a toString() method, and so on. So every class ‘automatically’ gets a toString() method by inheritance.
Read moreWhat methods do all Java objects have?
There are five of these methods: public final void notify() public final void notifyAll() public final void wait()
Read moreDo objects have methods Java?
An object contains data (instance variables) representing its state, and instance methods , which are the things it can do. A class may also contain its own data (class variables) and class methods.
Read moreWhat is the difference between trim and strip Java?
strip() vs trim() strip() is Unicode whitespace aware , whereas the existing method trim() removes any space which is less than or equal to (\u0020).
Read moreHow do you trim an object in Java?
The trim() Method public String trim(); The trim() method of a String object creates a new String that is the same as the original except that any leading or trailing space is trimmed off (removed).
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