小旋风SEO教程 TIY
编辑您的代码：
<!DOCTYPE html><html><head><style>p { color:red; }</style><script type="text/javascript" src="/w3c/jquery/jquery.js"></script><link rel="canonical" href="https://www.xxfseo.com/w3c/tiy/t.asp-f=jquery_traversing_map_2.html" /></head><body><form method="post" action=""><fieldset><div><label for="two">2</label><input type="checkbox" value="2" id="two" name="number[]"></div><div><label for="four">4</label><input type="checkbox" value="4" id="four" name="number[]"></div><div><label for="six">6</label><input type="checkbox" value="6" id="six" name="number[]"></div><div><label for="eight">8</label><input type="checkbox" value="8" id="eight" name="number[]"></div></fieldset></form><p><b>Values: </b></p><script> $("p").append($(':checkbox').map(function() { return this.id; }).get().join(',')); </script></body></html>
查看结果: