const _delete = (array,index) => { // 补全代码 let arr =array.toSpliced(index,1) return arr }
<script type="text/javascript"> const _delete = (array,index) => { return array.filter((item,i) => i!==index) } </script>
array.some((value, ind) => { if (ind === index) { array.splice(ind, 1); } }); return array;