PHP $_POST

PHP ＄_POST is an associative array of variables passed to the current script via the HTTP POST method.

＄_POST is a superglobal variablevariable that is accessible anywhere regardless of scope used to collect form data after submitting an HTML form with method="post".

Example

In this example, we have an HTML form with method="post". The data submitted (the message input) can be accessed once the form is submitted using ＄_POST['message'].

<?php 
   if(isset($_POST['submit'])){ 
      echo $_POST['message'];
   }
?>
<html>
<body>
   <form method="post" action="">
      <input type="text" name="message">
      <input type="submit" name="submit">
   </form>
</body>
</html>

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