JavaScript数组push()方法详解与使用示例

array.push(element1, ..., elementN);

<html>
<head>
<title>JavaScript Array push Method</title>
</head>
<body>
<script type="text/javascript">
var numbers = new Array(1, 4, 9);

var length = numbers.push(10);
document.write("new numbers is : " + numbers ); 

length = numbers.push(20);
document.write("<br />new numbers is : " + numbers ); 
</script>
</body>
</html>

new numbers is : 1,4,9,10
new numbers is : 1,4,9,10,20