寫(xiě)一個(gè)函數(shù)實(shí)現(xiàn)js數(shù)組任意類型去重：輸入:["a","a",0, 0, {}, {}, {a:1},{a:1},[],[],[1],[1],null, null, undefined,undefined, /\.js$/, /\.js$/]輸出：["a", 0 , {}, {a:1}, [], [1], null, undefined, /\.js$/]
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慕桂英3389331
TA貢獻(xiàn)2036條經(jīng)驗(yàn) 獲得超8個(gè)贊
const unique = (array) => { let obj = {} return array.filter((item, index) => { // 防止key重復(fù)
let newItem = item + JSON.stringify(item) return obj.hasOwnProperty(newItem) ? false : obj[newItem] = true
})
}
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