html运行实例（eg_js_array_concat

代码示例：（标识：eg_js_array_concat_2）

<!DOCTYPE html>
<html>
<body>

<h1>JavaScript 数组方法</h1> 

<h2>concat()</h2>

<p>concat() 方法用于合并（连接）数组：</p>

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

<script>
var arr1 = ["Emma", "Isabella"];
var arr2 = ["Jacob", "Michael", "Ethan"];
var arr3 = ["Joshua", "Daniel"];

var myChildren = arr1.concat(arr2, arr3); 

document.getElementById("demo").innerHTML = myChildren;
</script>

</body>
</html>