ajax提交

<form id="yourformid" >
    <input type="text" name="yanz">
    <input type="text" name="qwe">
    <input type="text" name="ert">
    <button type="button" id="sub">提交</button>
</form>
<script>
    $(function () {
        $("#sub").click(function () {
                    $.ajax({
                        cache: true,
                        type: "POST",
                        url:"{:url('yana')}",
                        data:$('#yourformid').serialize(),// 你的formid
                        async: false,
                        error: function(request) {
                            alert("Connection error");
                        },
                        success: function(data) {
                          alert(data.msg);
                        }
                    });
            }
        );
    });