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编辑您的代码：
<!DOCTYPE html> <html> <head> <script src="../jquery/jquery-1.11.1.min.js" > </script> <script> $(document).ready(function(){ $("button").click(function(){ var txt=""; txt+="Width of div: " + $("#div1").width() + "</br>"; txt+="Height of div: " + $("#div1").height() + "</br>"; txt+="Inner width of div: " + $("#div1").innerWidth() + "</br>"; txt+="Inner height of div: " + $("#div1").innerHeight(); $("#div1").html(txt); }); }); </script> </head> <body> <div id="div1" style="height:100px;width:300px;padding:10px;margin:3px;border:1px solid blue;background-color:lightblue;"></div> <br> <button>显示 div 的尺寸</button> <p>innerWidth() - 返回元素的宽度（包括内边距）。</p> <p>innerHeight() - 返回元素的高度（包括内边距）。</p> </body> </html>
查看结果: