How to get the maximum value in an array

This time I will show you how to get the maximum value in an array, what are the precautions for getting the maximum value in an array, the following is a practical case, let’s take a look .

1. The way you like;

let arr = [1,2,3,4,5,5,6,7];console.log(1,Math.max.apply(Math,arr));let arr2 = Math.max(1,2,3,4,5,5,6,7);console.log(2,arr2);let arr3 = Math.max.call(Math,1,2,3,4,5,5,6,7);console.log(3,arr3);

2. The more troublesome way

function getMax(arr) {    for (let  i = 0; i < arr.length; i++) {        if(arr[i] >= arr[0]){            //如果后面的数组比第一个大互换位置
            let k = arr[0];
            arr[0] = arr[i];
            arr[i] = k;
        }
    }    return arr[0];
}console.log(4,getMax(arr))

I believe you have mastered the method after reading the case in this article. For more exciting things, please pay attention to php Chinese website Other related articles!

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