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Get and Set. You learned from the previous chapter that private variables can only be accessed within the same class (an outside class has no access to it). However, it is possible to access them if we provide public get and set methods. The get method returns the variable value, and the set method sets the value.
The GET Method. GET is used to request data from a specified resource. Note that the query string (name/value pairs) is sent in the URL of a GET request: /test/demo_form.php?name1=value1&name2=value2. Some notes on GET requests: GET requests can be cached. GET requests remain in the browser history. GET requests can be bookmarked.
Getters and setters allow you to define Object Accessors (Computed Properties). JavaScript Getter (The get Keyword) This example uses a lang property to get the value of the language property. Example. // Create an object: const person = { firstName: "John", lastName: "Doe", language: "en", get lang () { return this.language; };
Property getters and setters are special methods that provide you with a way to get or set the values of an object's properties. Unlike traditional property access, these methods allow for additional logic to be executed during property access, enabling more control over how values are set or returned.
What's so confusing about it... getters are functions that are called when you get a property, setters, when you set it. example, if you do obj.prop = "abc"; You're setting the property prop, if you're using getters/setters, then the setter function will be called, with "abc" as an argument.
Use the get and set keywords to define the JavaScript getters and setters for a class or an object. The get keyword binds an object property to a method that will be invoked when that property is looked up.
Los get y los set de los que nos ocupamos en este artículo son útiles básicamente para realizar el acceso a propiedades de los objetos que son resultado de computar otras propiedades existentes. El ejemplo más claro de setters y getters en Javascript lo tenemos con el objeto persona.
