Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <h2>JavaScript 数组方法</h2> <h2>concat()</h2> <p>concat() 方法还可以将字符串值合并到数组中：</p> <p id="demo"></p> <script> var arr1 = ["Emil", "Tobias", "Linus"]; var myChildren = arr1.concat("Peter"); document.getElementById("demo").innerHTML = myChildren; </script> </body> </html>