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new class js -advanced

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This commit is contained in:
Philippe Torrel
2026-06-29 11:35:03 +02:00
parent ee8a87bf2a
commit 31c13250b0
104 changed files with 2632 additions and 138 deletions
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21
02_advanced/MATERIAL/advanced-js/lesson_04/solutions/pokemon/index.js Normal file
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'use strict';
const evolutionStages = [
['Pidgey', 'Pidgeotto', 'Pidgeot'],
['Vulpix', 'Ninetales'],
['Dratini', 'Dragonair', 'Dragonite'],
];
const stagesFor = (pokemon) =>
evolutionStages.find((stages) => stages.includes(pokemon));
const stagesAfter = (pokemon) =>
stagesFor(pokemon).slice(stagesFor(pokemon).indexOf(pokemon) + 1);
const stagesBefore = (pokemon) =>
stagesFor(pokemon).slice(0, stagesFor(pokemon).indexOf(pokemon));
console.log(stagesFor('Vulpix')); // => [ 'Vulpix', 'Ninetales' ]
console.log(stagesAfter('Dratini')); // => [ 'Dragonair', 'Dragonite' ]
console.log(stagesBefore('Pidgeot')); // => [ 'Pidgey', 'Pidgeotto' ]
console.log(stagesBefore('Dragonair')); // => [ 'Dratini' ]