How to handel php error

I'm using two files one is of html and another is of php In my html file I have created this

code for my html file : index.html

<html>
<body>
<form method='get' action='ans.php'
<input type="text" name="name">
<input type="button" name="submit">
</form>
</body>
</html>

When user enter the input into the input tag it will take the user to the ans.php file in which I have coded some php

My php file: ans.php

<?php

$text= $_GET['name'];
echo $text
?>

Answers


if(isset($_GET['name']))
{
 echo $_GET['name']; 
}
else 
{

}

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