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NyaGarcia/replace-switch-map.js

Last active October 8, 2019 17:55
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Using a Map to replace a switch statement
Raw
replace-switch-map.js
const pokemon = new Map([
['Water', 'Squirtle'],
['Fire', 'Charmander'],
['Plant', 'Bulbasur'],
['Electric', 'Pikachu']
]);
function getPokemon(type) {
return pokemon.get(type) || 'Mew';
}
console.log(getPokemon('Fire')); // Result: Charmander
console.log(getPokemon('unknown')); // Result: Mew
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