<form action="learning.php" method="post">
Name: <input type="text" id="name" name="name" /><br />
Age: <input type="text" id="age" name="age"><br />
E-mail: <input type="text" id="email" name="email" /><br />
<input type="submit" value="send" />
</form>
<?php
	$name = $_POST['name'];
	$name = $_POST['name'];
	$name = $_POST['name'];
	echo ("your name is $name <br />");
	echo (" your age is $age <br />");
	echo ("you email is $email <br />");

<form action="learning.php" method="post">
	Name: <input type="text" id="name" name="name" /><br />
	Age: <input type="text" id="age" name="age"><br />
	E-mail: <input type="text" id="email" name="email" /><br />
	<input type="submit" value="send" />
	
	<input type="hidden" name="check" value="true" />
</form>
<?php	
	if (isset($_POST['check']))
	{
		$name = $_POST['name'];	
		$age = $_POST['age'];	
		$email = $_POST['email'];	
		echo ("your name is $name <br />");	
		echo (" your age is $age <br />");	
		echo ("you email is $email <br />");
	}
?>