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<!DOCTYPE html>
<html>
<body>
<h2>JavaScript 数组方法</h2>
<h2>concat()</h2>
<p>concat() 方法用于合并(连接)数组:</p>
<p id="demo"></p>
<script>
var myGirls = ["Cecilie", "Lone"];
var myBoys = ["Emil", "Tobias", "Linus"];
var myChildren = myGirls.concat(myBoys);
document.getElementById("demo").innerHTML = myChildren;
</script>
</body>
</html>