1811a-demo1.13

let arr1 = [];

Usage no npm install needed!

<script type="module">
  import 811aDemo113 from 'https://cdn.skypack.dev/1811a-demo1.13';
</script>

README

嵌套数组进行扁平化处理

let arr1 = [];

function steamroller(arr) {
    for (let i of arr) {
        Array.isArray(i) ? steamroller(i) : arr1.push(i);
    }
    return arr1;
}