简单教程
提交运行
代码编辑器：
<p id="demo">点击按钮向数组添加元素</p> <button onclick="myFunction()">点我</button> <script> function myFunction(){ var fruits = ["Banana", "Orange", "Apple", "Mango"]; fruits.splice(2,0,"Lemon","Kiwi"); var x=document.getElementById("demo"); x.innerHTML=fruits; } </script>
运行结果：