<!DOCTYPE html><html><body><p id="demo">Click the button to sort the array.</p><button onclick="myFunction()">Try it</button><script>function myFunction(){var points = [40,100,1,5,25,10];points.sort(function(a,b){return b-a});var x=document.getElementById("demo");x.innerHTML=points;}</script></body></html>上面的代码输出结果如下