let a = [1, 2, 3, 4, 5, 6, 7, 8];
let b = [1, 2];
let c = [3, 9];
function includes(arr1, arr2) {
return arr2.every(val => arr1.includes(val));
}
console.log(includes(a, b)); //true
console.log(includes(a, c)); //false
【原生】js怎么判断数组是否包含另一个数组
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转载自blog.csdn.net/qq_38261819/article/details/126490711
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