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name language licence
delay function JavaScript Other
RwSetGet JavaScript Other
Contact Form 1 PHP Other
Email Obfuscation PHP Other
MultiSort PHP Other
Show Recent Posts 2 PHP Other
JavaScript Compressor - PHP PHP GPL 2
officeHours OPEN/CLOSE visitor notification PHP Other

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language: PHP
licence: Other

Contact Form 1

options: view full snippet • send to code collector 
<?php
// *** Spam Schutz
// ***************************************************************************
session_start();

function check_email($email) // Checkt, ob Emails gültig sind
{
  $nonascii      = "\x80-\xff"; # Non-ASCII-Chars are not allowed

  $nqtext        = "[^\\\\$nonascii\015\012\"]";
  $qchar         = "\\\\[^$nonascii]";

  $protocol      = '(?:mailto:)';

  $normuser      = '[a-zA-Z0-9][a-zA-Z0-9_.-]*';
(Continues...)