运行 ❯
获取您自己的网站
×
更改方向
保存代码
更改主题，深色/浅色
前往 Spaces
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("button").click(function(){ alert("Background color = " + $("p").css("background-color")); }); }); </script> </head> <body> <h2>This is a heading</h2> <p style="background-color:#ff0000">This is a paragraph.</p> <p style="background-color:#00ff00">This is a paragraph.</p> <p style="background-color:#0000ff">This is a paragraph.</p> <button>Return background-color of p</button> </body> </html>
