点击运行
<!DOCTYPE html> <html> <body> <img src="/zy/i/eg_planets.jpg" usemap="#planetmap" /> <map name="planetmap"> <area id="venus" shape="circle" coords="180,139,14" href ="/zy/example/hdom/venus2.html#top" alt="Venus" /> </map> <p>单击按钮以显示“venus”区域的 href 属性的锚点部分。</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("venus").hash; document.getElementById("demo").innerHTML = x; } </script> </body> </html>
运行结果
