jucai/public/themes/default/views/app/person/ajax/username.blade.php

<div class="modify_user_dialog">
    <div class="tip">
        用户名修改成功后，原用户名将无法继续登录！
    </div>
    <div class="content">
        <div class="td1"><span class="asterisk"></span>&nbsp;原用户名：</div>
        <div class="td2 p"><strong>{{ auth('web-member')->user()->username }}</strong></div>
        <div class="clear"></div>
        <div class="td1"><span class="asterisk"></span>&nbsp;新用户名：</div>
        <div class="td2">
            <input id="J_usernameInput" type="text" value="" class="input_245_34" name="username" placeholder="字母开头,包含6位以上数字、字母及大小写">
        </div>
        <div class="clear"></div>
    </div>
</div>