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Cómo convertir claves de objeto json en diferentes matrices eliminando el duplicado

Tengo el JSON así. Necesito agrupar este JSON con todas las claves en el objeto JSON y el valor debe estar en la matriz (excluyendo los duplicados).

 var people = [ {sex:"Male", name:"Jeff"}, {sex:"Female", name:"Megan"}, {sex:"Male", name:"Taylor"}, {sex:"Female", name:"Madison"} ];

Mi salida debería ser como

 {"sex":["Male","Female"],"name":["Jeff","Megan","Taylor","Madison"]}

cómo podemos lograr esto

about 4 years ago · Juan Pablo Isaza
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function getValues(array) { var result = {}; array.forEach(obj => { Object.keys(obj).forEach(key => { if(!Array.isArray(result[key])) result[key] = []; result[key].push(obj[key]); }) }) return result; }
about 4 years ago · Juan Pablo Isaza Report

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Podría usar el método Array.reduce() para transformar su matriz en un solo objeto:

 var people = [ {sex:"Male", name:"Jeff"}, {sex:"Female", name:"Megan"}, {sex:"Male", name:"Taylor"}, {sex:"Female", name:"Madison"} ]; const transformed = people.reduce((acc, e) => { Object.keys(e).forEach((k) => { if (!acc[k]) acc[k] = []; if (!acc[k].includes(e[k])) acc[k].push(e[k]); }); return acc; }, {}); console.log(transformed);

Si para una de las claves de objeto (sexo o nombre en este caso) no existe una matriz de valores, se crea. Antes de insertar un valor en cualquiera de las matrices de valores, se verifica que no esté ya presente en esa matriz.

about 4 years ago · Juan Pablo Isaza Report
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