¿Verifica si existe una clave en un objeto de JavaScript?
Checking if a key exists in a JavaScript object?
Puedes pensar que es un objeto de JavaScript único que representa todos los datos en tu aplicación.
You can think of it as a single JavaScript object which represents all the data in your app.
Esto no es la etiqueta <script>, pero un objeto de JavaScript que nunca fue estandarizado.
This is not the <script> tag, but a JavaScript object that was never standardized.
Potentially sensitive or inappropriate content
Examples are used only to help you translate the word or expression searched in various contexts. They are not selected or validated by us and can contain inappropriate terms or ideas. Please report examples to be edited or not to be displayed. Potentially sensitive, inappropriate or colloquial translations are usually marked in red or in orange.
