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<!DOCTYPE html> <html> <body> <h3>如何访问 Week 字段的演示</h3> <input type="week" id="myWeek" value="2014-W15"> <p>单击该按钮可获取星期和星期几字段。</p> <button onclick="myFunction()">试一试</button> <p><strong>注意：</strong> type="week" 的输入元素在 Internet Explorer 或 Firefox 中不受支持。</p> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myWeek").value; document.getElementById("demo").innerHTML = x; } </script> </body> </html>