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  Classes of Eugene Panin  >  Semaphore  >  example.php  >  Download  
File: example.php
Role: Example script
Content type: text/plain
Description: Usage example
Class: Semaphore
Form processing locking
Author: By
Last change:
Date: 2003-01-23 10:59
Size: 400 bytes
 

Contents

Class file image Download
<?php
// Example of usage of Semaphore class
include "semaphore.php";

// Processing of double submit click
// Lock the register process till the registration end

$s = new Semaphore($companyFullName);
if ($s->lock()) {
  // Write company to database here
  $s->unlock();
  echo "Company succesfully registered";
}
else {
  echo "ERROR: You pressed submit button twice";
  exit;
}
?>