Quick Sort in DSA (JAVASCRIPT)

const sort =(arr)=>{
    if(arr.length<=1){
        return arr;
    }
    let pivot = arr[0];
    let min = [];
    let max=[];
    for (let i =1;i<arr.length;i++){
        if(arr[i]<pivot){
            min.push(arr[i]);
        }
        else{
            max.push(arr[i])
        }
    }
    return [...sort(min),pivot,...sort(max)];
}
sort([1,10000,21,30,4]);
//[1,4,21,30,10000]