September 2024
Intermediate to advanced
706 pages
22h 41m
Spanish
Content preview from JavaScript: La Guía Definitiva, 7ª Edición
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Capítulo 11. La biblioteca estándar de JavaScript
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Algunos tipos de datos de, como los números y las cadenas(Capítulo 3), los objetos(Capítulo 6) y las matrices(Capítulo 7) son tan fundamentales para JavaScript que podemos considerarlos parte del propio lenguaje. Este capítulo abarca otras API importantes pero menos fundamentales que pueden considerarse como la definición de la "biblioteca estándar" de JavaScript: se trata de clases y funciones útiles integradas en JavaScript y disponibles para todos los programas JavaScript, tanto en navegadores web como en Node.1
Las secciones de este capítulo son independientes entre sí, y puedes leerlas en cualquier orden. Abarcan:
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Las clases Conjunto y Mapa para representar conjuntos de valores y mapeos de un conjunto de valores a otro conjunto de valores.
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Objetos similares a matrices, conocidos como TypedArrays, que representan matrices de datos binarios, junto con una clase relacionada para extraer valores de datos binarios que no son matrices.
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Las expresiones regulares y la clase RegExp, que definen patrones textuales y son útiles para el tratamiento de textos. Esta sección también trata en detalle la sintaxis de las expresiones regulares.
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La clase Fecha para representar y manipular fechas y horas.
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La clase Error y sus diversas subclases, cuyas instancias se lanzan cuando se producen errores en los programas JavaScript. ...
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