<html>
<body>
年和周： <input type="week" id="myWeek" name="year_week">
<p>点击按钮显示或者修改 week 字段 name 属性的值。</p>
<button onclick="display()">显示名称</button>
<button onclick="change()">修改名称</button>
<script>
function display() {
var x = document.getElementById("myWeek").name;
alert("week 字段的名称为: " + x);
}
function change() {
var x = document.getElementById("myWeek").name = "newWeekName";
alert ("名称修改为: " + x);
}
</script>
</body>
</html>