Javascript filter和indexOf方法创建过滤数组

Javascript filter和indexOf方法创建过滤数组,javascript,methods,filtering,Javascript,Methods,Filtering,我正在尝试制作一个过滤过的对象数组。这是原始阵列: const data = [{ "id": "80009841-C", "name": "Giorgio Armani Code Homme Profumo Parfum", "slug": "parfum/giorgio-armani/code-homme/giorgio-armani-

我正在尝试制作一个过滤过的对象数组。这是原始阵列:

const data = [{
        "id": "80009841-C",
        "name": "Giorgio Armani Code Homme Profumo Parfum",
        "slug": "parfum/giorgio-armani/code-homme/giorgio-armani-code-homme-profumo-parfum.html",
        "brand": "Giorgio Armani",
        "type": "Parfum",
    },
  
    {
        "id": "80022496-C",
        "name": "Issey Miyake L'Eau Majeure D'Issey Eau de Toilette",
        "slug": "parfum/issey-miyake/l-eau-majeure-d-issey/issey-miyake-l-eau-majeure-d-issey-eau-de-toilette.html",
        "brand": "Issey Miyake",
        "type": "Eau de Parfum",
    }
  ]
我想使用我找到的代码按类型筛选:

data.filter((product) => product.type.indexOf("Parfum") >= 0)
但是我没有得到我想要的,函数返回一个包含两个对象的数组,因为它们的“type”值中都有“Parfum”一词


问题我如何才能获得我试图筛选的值的精确匹配?

如果精确匹配是您想要的,那么只需执行以下操作:

data.filter((product) => product.type === "Parfum");

如果您想要精确匹配,则只需执行以下操作:

data.filter((product) => product.type === "Parfum");
const数据=[{
“id”:“80009841-C”,
“名称”:“Giorgio Armani Code Homme Profumo Parfum”,
“slug”:“parfum/giorgio armani/code home/giorgio armani code home profumo parfum.html”,
“品牌”:“乔治·阿玛尼”,
“类型”:“香水”,
},
{
“id”:“80022496-C”,
“名称”:“三宅一生淡香水”,
“slug”:“parfum/issey miyake/l-eau-unreable-d-issey/issey-miyake-l-eau-unreable-d-issey-eau-de-toilette.html”,
“品牌”:“三宅一生”,
“类型”:“香水”,
}
];
const filtered=data.filter(item=>item.type==“Parfum”);
console.log(过滤)
const数据=[{
“id”:“80009841-C”,
“名称”:“Giorgio Armani Code Homme Profumo Parfum”,
“slug”:“parfum/giorgio armani/code home/giorgio armani code home profumo parfum.html”,
“品牌”:“乔治·阿玛尼”,
“类型”:“香水”,
},
{
“id”:“80022496-C”,
“名称”:“三宅一生淡香水”,
“slug”:“parfum/issey miyake/l-eau-unreable-d-issey/issey-miyake-l-eau-unreable-d-issey-eau-de-toilette.html”,
“品牌”:“三宅一生”,
“类型”:“香水”,
}
];
const filtered=data.filter(item=>item.type==“Parfum”);

console.log(过滤)使用
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代替有效的
索引,使用
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代替有效的
索引,有效的,有效的,有效的