JavaScript Array() 对象：push() 和 join() 方法

1 <script>
2 var fruits = ["Banana", "Orange", "Apple", "Mango"];
3 function myFunction(){
4     fruits.push("Kiwi","Lemon","Pineapple")
5     var x=document.getElementById("demo");
6     x.innerHTML=fruits;
7 }
8 </script>

1 <p id="demo">点击按钮将数组作为字符串输出。</p>
2 <button onclick="myFunction()">点我</button>
3 <script>
4 function myFunction(){
5     var fruits = ["Banana", "Orange", "Apple", "Mango"];
6     var x=document.getElementById("demo");
7     x.innerHTML=fruits.join();
8 }
9 </script>