css-demo
/
移动端唤起操作.html

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>移动端唤起操作</title>
</head>
<body>
  <label for="numberID">唤起输入</label>
  <input type="number" pattern="\d*" id="numberID">
</body>
</html>