September 2024
Intermediate to advanced
310 pages
6h 43m
Spanish
Content preview from Libro de cocina de aleteo y dardo
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Capítulo 2. Explorando el flujo de control
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Flujo de control se refiere a la forma en que se ejecutarán las instrucciones en una aplicación. Existen flujos lógicos típicos, como los flujos condicionales y de bucle, que se utilizan para determinar el orden de procesamiento de las instrucciones. Dart proporciona una serie de métodos para gestionar el funcionamiento y la coordinación de la aplicación en función de este flujo de decisiones.
Si has utilizado otros lenguajes como Python, JavaScript, etc., entonces estarás muy familiarizado con el contenido de este capítulo. Para los que sois nuevos en el desarrollo, ¡este capítulo es superimportante! Las declaraciones de flujo de control son comunes en la mayoría de los lenguajes a los que estarás expuesto. Parte del aprendizaje de un lenguaje es la capacidad de incorporar este tipo de sentencias.
En este capítulo, aprenderás a utilizar el flujo de control para incorporar lógica a tu aplicación. También verás casos de uso para cada declaración. Muchos de los flujos incluyen una declaración de condición que se utiliza para dictar qué acciones se llevan a cabo. Presta especial atención a estas condiciones y procura utilizar eficazmente el flujo de control dentro de tu aplicación.
2.1 Verificar que se cumple una condición
Problema
Quieres proporcionar una comprobación lógica de una condición antes de ejecutar una instrucción. ...
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