教程之家 TIY Editor
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<html> <head> <script type="text/javascript" src="/jquery/jquery.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("button").click(function(){ $("<b> Hello World!</b>").appendTo("p"); }); }); </script> </head> <body> <p>This is a paragraph.</p> <p>This is another paragraph.</p> <button>在每个 p 元素的结尾添加内容</button> </body> </html>