代码编辑器：
x
1
<input type="week" id="myWeek"><br><br>2
<button onclick="disableBtn()">禁用 Week 字段</button>3
<button onclick="undisableBtn()">启用 Week 字段</button>4
<script>5
function disableBtn() {6
document.getElementById("myWeek").disabled = true;7
}8
function undisableBtn() {9
document.getElementById("myWeek").disabled = false;10
}11
</script>12