var arr1 = [a, b, c,];
var arr2 = [a, b, c, d];
let list = arr2.filter(items => {
if (!arr1.includes(items)) return items;
})
console.log(list);
js 两个数组对比,去除相同项得到新数组
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转载自blog.csdn.net/weixin_40425415/article/details/103855575
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