how to validate an email field using php
<?php
$email = "[email protected]";
// Validate email
if (filter_var($email, FILTER_VALIDATE_EMAIL)) {
echo("$email is a valid email address");
}
else{
echo("$email is not a valid email address");
}
?>email validation php
// E-mail Code Validation using a four digit number:
// var.inc.php:
<?php
session_start();
$x = mt_rand(1000,9999);
// index.php:
<?php
include_once 'var.inc.php';
$_SESSION['key'] = $x;
if(isset($_POST['submit'])){
if(!mail($_POST['email-in'], "Verify", "Code: ". $x)){
echo "ERROR EMAIL";
}else{
header("Location: validate.php");
}
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Validate email</title>
</head>
<body>
<form action="" method="post">
<input type="email" placeholder="email" name="email-in">
<button id="submit" type="submit" name="submit">Submit</button>
</form>
</body>
</html>
// validate.php:
<?php session_start();?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Validate</title>
</head>
<body>
<form action="" method="post">
<input type="number" name="user-key">
<button type="submit" name="submit-user-key">Validate</button>
</form>
</body>
</html>
<?php
if(isset($_POST['submit-user-key'])){
if($_POST['user-key'] == $_SESSION['key']){
//Do something
}
}
?>Copyright © 2021 Codeinu
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