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¿Cómo insertar cada elemento de la matriz en cada objeto de otra matriz?

tengo 2 arreglos

Quiero esto:

 [{name: 'Sweater', qty: 1}, {name: 'Skirt', qty: 3}, {name: 'Socks', qty: 2}]

pero lo consigo

 qtyList = [1, 3, 2] data = [{name: 'Sweater', qty: 1}, {name: 'Skirt', qty: 1}, {name: 'Socks', qty: 1}] let assignQty = data.map((x, id) => { qtyList.map((y, idx) => { if (idx == id) return x.qty = y }) }) console.log('assignQty', assignQty)

about 4 years ago · Juan Pablo Isaza
3 answers
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0

Básicamente, está comprimiendo las 2 listas juntas, generalmente de la siguiente manera:

 const qtyList = [1, 3, 2] const data = [{name: 'Sweater', qty: 1}, {name: 'Skirt', qty: 1}, {name: 'Socks', qty: 1}] const result = data.map((item,idx) => ({...item, qty: qtyList[idx]})) console.log(result);

about 4 years ago · Juan Pablo Isaza Report

0

Sin usar el operador de propagación, actualice el campo requerido y luego devuelva x .

 qtyList = [1, 3, 2] data = [{name: 'Sweater', qty: 1}, {name: 'Skirt', qty: 1}, {name: 'Socks', qty: 1}] var assignQty = data.map((x, id) => {x.qty=qtyList[id];return x;}) console.log('assignQty', assignQty)

about 4 years ago · Juan Pablo Isaza Report

0

Este es mi enfoque a su pregunta. En su ejemplo, estaba tratando de mapear dos matrices en una. Este enfoque "recorre" la matriz de datos que contiene los objetos que desea cambiar.

Usando el índice de cada objeto, establece item.qty en el valor de qtyList[index] .

 qtyList = [1, 3, 2]; data = [{ name: 'Sweater', qty: 1 }, { name: 'Skirt', qty: 1 }, { name: 'Socks', qty: 1 }]; let assignQty = data.map((item, index) => { item.qty = qtyList[index]; return item; }); console.log(assignQty)

about 4 years ago · Juan Pablo Isaza Report
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