Project: Simple Form Validation With Error Message
<?php
extract($_REQUEST);
function data_trim($data){
$data = trim($data);
$data = strip_tags($data);
$data = htmlspecialchars($data);
return $data;
}
if (isset($signup)) {
$fname = Data_trim($fname);
$lname = Data_trim($lname);
$email = Data_trim($email);
$password = Data_trim($password);
$confirm = Data_trim($confirm);
// checking the all variable is empty or not
if (!empty($fname) || !empty($lname) || !empty($email) || !empty($password) || !empty($confirm)) {
if (!empty($fname)) {
if (!empty($lname)) {
if (!empty($email)) {
if (!empty($password) || !empty($confirm)) {
if ($password == $confirm) {
// now store this data to database and show on same page.........
}else{
// if $password & $confirm is empty
$error1 = "<font color='red'>Please Check Your Password That You Input</font>";
}
}else{
// if $password & $confirm is empty
$error1 = "<font color='red'>Please Fill Up Password & Confirm Password</font>";
}
}else{
// if $email is empty
$error1 = "<font color='red'>Please Fill Up Email</font>";
}
}else{
//if $lanme is empty
$error1 = "<font color='red'>Please Fill Up Last Name</font>";
}
}else{
//if $fname is empty
$error1 = "<font color='red'>Please Fill Up First Name</font>";
}
}else{
// if all variable is empty
$error = "<font color='red'>* Please Fill Up All Details</font>";
}
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Form Submit</title>
</head>
<body>
<form action="" method="">
<table>
<tr>
<td>
<?php echo $retVal = (isset($error)) ? $error : '';
echo $retVal1 = (isset($error1)) ? $error1 : '';
?>
</td>
</tr>
<tr>
<td>First Name:</td>
<td><input type="text" name="fname"></td>
</tr>
<tr>
<td>Last Name:</td>
<td><input type="text" name="lname"></td>
</tr>
<tr>
<td>Email:</td>
<td><input type="email" name="email"></td>
</tr>
<tr>
<td>Password:</td>
<td><input type="password" name="password"></td>
</tr>
<tr>
<td>Confirm Password:</td>
<td><input type="password" name="confirm"></td>
</tr>
<tr>
<td>
<input type="submit" value="Sign Up" name="signup">
</td>
</tr>
</table>
</form>
</body>
</html>
wow g
Thanks