​x
 
<!DOCTYPE html>
<html>
<body>
​
<h1>JavaScript 数组排序</h1>
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<p>最高值是：<span id="demo"></span></p>
​
<script>
var points = [40, 100, 1, 5, 25, 10];
document.getElementById("demo").innerHTML = myArrayMax(points);
​
function myArrayMax(arr) {
  var len = arr.length;
  var max = -Infinity;
  while (len--) {
    if (arr[len] > max) {
      max = arr[len];
    }
  }
  return max;
}
</script>
​
</body>
</html>
​