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If a method with the same method signature is presented in both child and parent class is known as methodoverriding. The methods must have the same number of parameters and the same type of parameter. It overrides the value of the parent class method. It is also known asruntime polymorphism...
Vehicle.prototype.display=function() { return this.vehicleName; } varvehicle=newVehicle(); Example 2 Let's see an example to achieve abstraction. //Creating a constructor function function Vehicle() { this.vehicleName="vehicleName"; throw new Error("You cannot create an instance of Abstract...
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