使用JS提交表单

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form id="f1" action="http://www.baidu.com">
        <input type="text"/>
        <input type="submit" value="提交1"/>
        <a onclick="submitForm();"/>提交2</a>
        <a onclick="submitForm1();"/>确认3</a>
    </form>
    <script>
        function submitForm(){
            document.getElementById('f1').submit()
        }
        function submitForm1(){
//            alert(12312)
            var v=confirm('确认提交版本吗？')
            console.log(v)
        }
    </script>
</body>
</html>