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| const filtered = characters.filter(character => character.debut < 1990); | |
| const reduced = characters.reduce((accumulator, character) => { | |
| if(character.debut < 1990) { | |
| return [...accumulator, character]; | |
| } | |
| return accumulator; | |
| }, []); | |
| // [ | |
| // { "name": "Donkey Kong", "debut": 1981 }, | |
| // { "name": "Link", "debut": 1986 } | |
| // ]; |
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