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<!DOCTYPE html> <html> <body> <p>单击按钮将数组元素连接成一个字符串。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var fruits = ["香蕉","橙子","苹果","芒果"]; var x = document.getElementById("demo"); x.innerHTML = fruits.join(); } </script> </body> </html>