使用include删除重复数组

代码示例

从数组中删除重复项

let chars = ['A', 'B', 'A', 'C', 'B'];
let uniqueChars = [...new Set(chars)];

console.log(uniqueChars);

output:
[ 'A', 'B', 'C' ]

删除重复数组。过滤器

// removeDuplicates ES6
const uniqueArray = oldArray.filter((item, index, self) => self.indexOf(item) === index);

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将新数组与当前数组进行比较，并从新数组中删除重复项

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