March 2025
Intermediate to advanced
1172 pages
47h 52m
Spanish
Content preview from Aprender Python, 6.ª edición
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Capítulo 7. Fundamentos de las cuerdas
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Hasta ahora, hemos estudiado los números y explorado el modelo de tipado dinámico de Python. El siguiente tipo importante en nuestro recorrido por los objetos en profundidad es la cadena dePython : unacolección ordenada de caracteres utilizada para almacenar y representar información basada en texto y bytes. Ya vimos brevemente las cadenas en el Capítulo 4. Aquí volveremos sobre ellas para completar los detalles que omitimos anteriormente.
Antes de empezar, aclaremos lo que no vamos a tratar aquí. En el Capítulo 4 también se trataron brevemente las cadenas y archivos Unicode: herramientas para tratar con texto no ASCII. Unicode es una herramienta clave para los programadores, especialmente para los que trabajan en el ámbito de Internet. Puede aparecer, por ejemplo, en páginas web, correos electrónicos, conjuntos de herramientas GUI, herramientas de procesamiento de archivos, texto XML y JSON, etc. Al mismo tiempo, Unicode puede ser un tema pesado para los programadores que empiezan, y su comprensión completa depende de herramientas que aún no hemos estudiado a fondo, como los archivos.
En vista de ello, este libro divide su cobertura de cadenas entre lo esencial aquí, y su extensión a Unicode y cadenas de bytes en el Capítulo 37 de su parte de temas avanzados. Es decir, este capítulo sólo cuenta una parte de la historia de ...
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