html运行实例（eg_js_array_sort_numeric

代码示例：（标识：eg_js_array_sort_numeric_2）

<!DOCTYPE html>
<html>
<body>

<h1>JavaScript 数组排序</h1>

<p>单击按钮可按降序对数组进行排序。</p>

<button onclick="myFunction()">试一试</button>

<p id="demo"></p>

<script>
var points = [40, 100, 1, 5, 25, 10];
document.getElementById("demo").innerHTML = points;

function myFunction() {
  points.sort(function(a, b){return b - a});
  document.getElementById("demo").innerHTML = points;
}
</script>

</body>
</html>