SOURCE

let ids = [1, 2, 3, 4, 5];
let ns = ['012', '011', '010'];
console.log(ns)

//仅适用于一维数组
function seriesArray(array){
    let arr = array.slice(0);
    arr.sort(function(a, b){return a-b})
    let flag = true;
    for(let k=0; k<arr.length; k++){
        if(k+1 == arr.length){return flag}
        if(arr[k+1] - arr[k]!=1){
            flag = false;
            return flag
        }
    }
}

let result = seriesArray(ns);
console.log(result)