前端代码:
<form method="post" id="form" onsubmit="return false;" >
<div class="form-group">
<label for="username">用户名:</label>
<input type="text" class="form-control" id="username" name="username" placeholder="请输入用户名" required>
</div>
<div class="form-group">
<label for="exampleInputEmail1">密 码:</label>
<input class="form-control" type="password" name="password" id="example-password-input" placeholder="请输入密码" required>
</div>
<div class="form-group">
<label for="username">验证码:</label>
<input class="form-control" type="text" name="verify" placeholder="验证码" style="width: 50%;" required>
<div class="capcha" >
<img src="{{:captcha_src()}}" alter="captcha" onclick="javascript:this.src='{{:captcha_src()}}?rand='+Math.random()" />
</div>
</div>
<button class="btn btn-general btn-blue" role="button" style="width: 100%;" id="submit">
<i fa fa-right-arrow></i>登录
</button>
</form>
只要在form上添加代码就可以:
onsubmit="return false;"