class Creature {
secretProperty
modifySecretProperty(value) {
this.secretProperty = value
}
}
new Creature().modifySecretProperty('hidden way') //success
new Creature().secretProperty = 'not permitted' // failure
To restrict direct updates to secretProperty, the only method should be calling modifySecretProperty function. How can I achieve this?
All private variables should be encapsulated within the constructor function.
class Animal {
constructor() {
let privateAttribute = 'default';
this.setPrivateAttribute = newValue => {
privateAttribute = newValue
}
this.getPrivateAttribute = () => privateAttribute;
}
}
let newAnimal = new Animal()
// Accessing variable value
newAnimal.getPrivateAttribute()
// Updating value
newAnimal.setPrivateAttribute('New Value')
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