9、操作表单
点击查看代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<form action="post">
<p>
<span> 用户名： </span> <input type="text" id="username">
</p>
<p>
<span>性别：</span>
<!-- 多选框的值就是定义好的value -->
<input type="radio" name="sex" value="man" id="boy">男
<input type="radio" name="sex" value="women" id="girl">女
</p>
</form>
<script>
var input_text = document.getElementById('username');
var boy_radio = document.getElementById('boy');
var girl_radio = document.getElementById('girl');
boy_radio.checked;
girl_radio.checked;
</script>
</body>
</html>
点击查看代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<script src="https://cdn.bootcss.com/blueimp-md5/2.10.0/js/md5.min.js"></script>
</head>
<body>
<form action="#" method="post" onsubmit="return aa()">
<p>
<span>用户名:</span> <input type="text" id="username" name="username">
</p>
<p>
<span>密码:</span> <input type="password" id="password" name="input-password">
</p>
<input type="hidden" id="md5-password" name="password">
<button type="button" >提交</button>
</form>
<script>
function aa() {
var uname = document.getElementById('username');
var pwd = document.getElementById('input-password');
var md5pwd = document.getElementById('md5-password')
md5pwd.value = md5(pwd.value);
return false;
// md5 算法
}
</script>
</body>
</html>
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