[英]How to change nested property of an object using spread operator?
This is a clean version of the my situation:这是我的情况的一个干净版本:
const person1 = {
name: "Person1 Name",
hairColor: "Brown",
backpack: {
color: "Army-Green",
content: [
"item1",
"item2",
"..."
]
}
}
And I'm trying to change only the backpack color我试图只改变背包的颜色
I already tried this code below but not success:我已经在下面尝试过这段代码,但没有成功:
person = {...person1, backpack.color: "New backpack color"}};
person = {...person1, backpack: {...backpack, color: "New backpack color"}};
person = {...person1, backpack: {color: "New backpack color"}};
person = {...person1, backpack = {...backpack, color: "New backpack color"}};
const person2 = {...person1, backpack: {...person1.backpack, color: 'Red' }}
You must spread the property first liek this below您必须首先在下面传播该属性
const person1 = { name: "Person1 Name", hairColor: "Brown", backpack: { color: "Army-Green", content: [ "item1", "item2", "..." ] } } const person = {...person1, backpack: {...person1.backpack, color: "Red"}} console.log(person)
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