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¿Cómo reemplazar todos los nulos con guión en el objeto?

Tengo un objeto y para todas las claves que tienen un valor nulo, quiero reemplazar este nulo con una cadena vacía (o un guión en mi caso).

Por ejemplo

 Obj = { key1: null, key2: null, key3: true, ... key_n: null }

Se convierte en

 Obj = { key1: "-", key2: "-", key3: true, ... key_n: "-" }
about 4 years ago · Juan Pablo Isaza
3 answers
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0

Esto funcionará.

 const Obj = { key1: null, key2: null, key3: true, key_n: null }; for (const key in Obj) { const val = Obj[key]; if (val === null) { Obj[key] = "-"; } } console.log(Obj);

about 4 years ago · Juan Pablo Isaza Report

0

 const obj = { key1: null, key2: null, key3: true, key_n: null }; Object .entries(obj) .forEach(function ([key, value]) { if (value === null) { this[key] = '-'; } }, obj); // make use of `forEach`'s `thisArg` parameter. console.log({ obj });

about 4 years ago · Juan Pablo Isaza Report

0

Solo tiene que hacer coincidir si el valor correspondiente de una clave es nulo o no, si es así, cámbielo a guión bajo .

 Obj = { key1: null, key2: null, key3: true, key_n: null } Object.keys(Obj).map(key=>{ if(!Obj[key])Obj[key] = "_" }) console.log(Obj)

about 4 years ago · Juan Pablo Isaza Report
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