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Alternativa de "sentencia if" con "sentencia switch

Actualmente estoy escribiendo el pequeño juego Tijeras, papel, piedra y usé "Instrucción If" para hacerlo. Ahora, trato de escribirlo con la "instrucción de cambio". Así que les mostraré lo que escribí pero no pasa nada en mi consola y no sé por qué. Creo que parece bastante fácil para cualquiera que esté acostumbrado a codificar todos los días.

Entonces empiezo a declarar mis variables.

 let rock = 'rock'; let scissors = 'scissors'; let paper = 'paper';

entonces estas dos variables se cambiarán para probar el condicional

 let firstPlayerChoice = paper; let secondPlayerChoice = rock;

Después de eso hice mis siete posibilidades.

 let firstPossibility = firstPlayerChoice === paper && secondPlayerChoice === rock; let secondPossibility = firstPlayerChoice === scissors && secondPlayerChoice === paper; let thirdPossibility = firstPlayerChoice === rock && secondPlayerChoice === scissors; let fourthPossibility = firstPlayerChoice === rock && secondPlayerChoice === paper; let fifthPossibility = firstPlayerChoice === paper && secondPlayerChoice === scissors; let sixthPossibility = firstPlayerChoice === scissors && secondPlayerChoice === rock; let seventhPossibility = firstPlayerChoice === secondPlayerChoice;

Entonces, ahora creo mi condición usando mi instrucción Switch pero no se ejecuta nada en mi consola. El hecho es que tengo dificultades para identificar la buena expresión.

 switch (firstPlayerChoice) { case firstPlayerChoice === paper && secondPlayerChoice === rock: case firstPlayerChoice === scissors && secondPlayerChoice === paper: case firstPlayerChoice === rock && secondPlayerChoice === scissors: console.log('First Player won !'); break; } switch (secondPlayerChoice) { case fourthPossibility: case fifthPossibility: case sixthPossibility: console.log('Second player won !'); break; }

¿Alguien puede proporcionarme solo una expresión para ayudar a comprender el panorama general, por favor?

about 4 years ago · Juan Pablo Isaza
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