正在網站上創建登錄表單,因此我無法在窗體頂部創建一個警告框,在用戶輸入的服務器端驗證和消毒後應顯示錯誤消息問題是,當頁面加載時,它顯示警告框,而我希望它只顯示錯誤消息時顯示。請協助?使用CSS顯示錯誤消息的提示框
HTML部分
<!DOCTYPE html>
<html>
<head>
<title>Login Form</title>
<link href="style.css" rel="stylesheet" type="text/css">
</head>
<body>
<div class="form">
<span class="info">
<?php
echo
$fNameErr;
$lNameErr;
$emailErr;
?>
</span>
<br>
<ul class="tab-group">
<li class="tab active"><a href="#signup">Sign Up</a></li>
<li class="tab"><a href="login.php">Log In</a></li>
</ul>
<div class="tab-content">
<h1>Sign Up for Free</h1>
<form action="signup.php" method="post" autocomplete="off">
<div class="top-row">
<div class="field-wrap">
<label>
<span class="req"></span>
</label>
<input placeholder="Firstname*" type="text" value="<?php echo $firstname;?>" required autocomplete="off" name='firstname' />
</div>
<div class="field-wrap">
<label>
<span class="req"></span>
</label>
<input placeholder="LastName*" type="text" value="<?php echo $lastname;?>" required autocomplete="off" name='lastname' />
</div>
</div>
<div class="field-wrap">
<label>
<span class="req"></span>
</label>
<input placeholder="Email Address*" type="email" value="<?php echo $email;?>" required autocomplete="off" name='email' />
</div>
<div class="field-wrap">
<label>
<span class="req"></span>
</label>
<input placeholder="Set A Password*" type="password"required autocomplete="off" name='password'/>
</div>
<button type="submit" class="button button-block" name="register">Register</button>
</form>
</div> <!-- /form -->
</div>
</body>
</html>
的style.css頁
.info {
color: pink;
display: block;
text-align: center;
padding: 5px;
margin-top: -20px;
margin-bottom: 15px;
border: 1px solid red;
background: #66131c;
}
我已經改變它,它工作正常,,,非常感謝 – Martin