源代码 ：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <style> .siblings * { display: block; border: 2px solid lightgrey; color: lightgrey; padding: 5px; margin: 15px; } </style> <script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("h2").siblings("p").css({"color":"red","border":"2px solid red"}); }); </script> </head> <body class="siblings"> <div>div (父元素) <p>p</p> <span>span</span> <h2>h2</h2> <h3>h3</h3> <p>p</p> </div> </body> </html>
运行结果