解:
var findMedianSortedArrays = function (nums1, nums2) {
let arr = nums1.concat(nums2); //合并数组
arr = arr.sort((n1, n2) => n1 - n2); //排序
let isOdd = arr.length % 2; //检测数组是不是奇数
let index = isOdd ? arr.length / 2 - 0.5 : [arr.length / 2 - 1, arr.length / 2]; //算出奇数偶数,算出要取的索引值
let value = isOdd ? arr[index] : (arr[index[0]] + arr[index[1]]) / 2
return value;
};
console.log(findMedianSortedArrays([1, 2], [3, 4]));