<?php
ini_set( 'display_errors', 1 );
error_reporting( E_ALL );
$from = "test@hostinger-tutorials.com";
$to = "test@hostinger.com";
$subject = "Checking PHP mail";
$message = "PHP mail works just fine";
$headers = "From:" . $from;
if(mail($to,$subject,$message, $headers)) {
echo "The email message was sent.";
} else {
echo "The email message was not sent.";
}// multiple recipients
$to = 'aidan@example.com' . ', '; // note the comma
$to .= 'wez@example.com';
// subject
$subject = 'Birthday Reminders for August';
// message
$message = '
<html>
<head>
<title>Birthday Reminders for August</title>
</head>
<body>
<p>Here are the birthdays upcoming in August!</p>
<table>
<tr>
<th>Person</th><th>Day</th><th>Month</th><th>Year</th>
</tr>
<tr>
<td>Joe</td><td>3rd</td><td>August</td><td>1970</td>
</tr>
<tr>
<td>Sally</td><td>17th</td><td>August</td><td>1973</td>
</tr>
</table>
</body>
</html>
';
// To send HTML mail, the Content-type header must be set
$headers = 'MIME-Version: 1.0' . "
";
$headers .= 'Content-type: text/html; charset=iso-8859-1' . "
";
// Additional headers
$headers .= 'To: Mary <mary@example.com>, Kelly <kelly@example.com>' . "
";
$headers .= 'From: Birthday Reminder <birthday@example.com>' . "
";
$headers .= 'Cc: birthdayarchive@example.com' . "
";
$headers .= 'Bcc: birthdaycheck@example.com' . "
";
// Mail it
mail($to, $subject, $message, $headers);
<form method="post" action="subscriberform.php">
<textarea name="message"></textarea>
<input type="submit">
</form>
<form>
<h2>Contact us</h2>
<p><label>First Name:</label> <input name="myEmail" type="text" /></p>
<p><label>Email Address:</label> <input style="cursor: pointer;" name="myEmail" type="text" /></p>
<p><label>Message:</label> <textarea name="message"></textarea> </p>
<p><input type="submit" value="Send" /></p>
</form>mail ( string $to , string $subject , string $message [, mixed $additional_headers [, string $additional_parameters ]] ) : bool//docs
https://www.php.net/manual/en/book.imap.php
https://garrettstjohn.com/articles/reading-email-php/