html运行实例（hdom_button_disabled）-搜寻教程库

代码示例：（标识：hdom_button_disabled）

<!DOCTYPE html>
<html>
<body>

<form>
<input type="button" id="btn01" value="确定">
</form>

<p>单击“禁用”按钮以禁用“确定”按钮：</p>

<button onclick="disableElement()">禁用</button>

<script>
function disableElement() {
  document.getElementById("btn01").disabled = true;
}
</script>

</body>
</html>