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¿Cómo obtener todos los valores de una clave específica en una matriz de objetos?

Tengo una variedad de objetos como este.

 const object1 = { a: 'somestring', b: 42, c: false }; const object2 = { a: 'somestring2', b: 42, c: false }; const object3 = { a: 'somestring3', b: 42, c: false }; const arr = [object1,object2,object3]

Quiero obtener todos los valores de la tecla 'a'. que el resultado sea

['somestring','somestring2','somestring3']

Probé Object.values() pero me da todos los valores de todas las claves, que no es el resultado deseado.

about 4 years ago · Juan Pablo Isaza
2 answers
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0

Simplemente use la función map () :

 const arr = [object1,object2,object3].map(({a}) => (a))

Un ejemplo:

 const object1 = { a: 'somestring', b: 42, c: false }; const object2 = { a: 'somestring2', b: 42, c: false }; const object3 = { a: 'somestring3', b: 42, c: false }; const arr = [object1,object2,object3].map(({a}) => (a)) console.log(arr)

about 4 years ago · Juan Pablo Isaza Report

0

¿Has probado const arr = [object1.a, object2.a, object3.a] ? Aquello podría funcionar

about 4 years ago · Juan Pablo Isaza Report
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