快速排序

function quickSort(arr, low, high) {
    var i = low;
    var j = high;
    var temp = arr[low];

    while(i=temp)j--;
        arr[i] = arr[j];

        while(ilow && quickStart(arr, low, i-1);
    i+1

var arr = [123,4,5,0,-1,98,42,65,77,100];

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