<?phpfunction censor( $str ){    /*    load bad words, separated by line break, eg:     <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a>    <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a>    <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a>    */    $bad_words = file( "bad_words.txt" );     foreach ( $bad_words as $bad_word )    {        $bad_word = trim( $bad_word );        if ( preg_match( "/" . $bad_word . "/i", $str ) )        {            $new_word = '';            for ( $i = 1; $i <= strlen( $bad_word ); $i++ )            {                $new_word .= '*';            }            $str = eregi_replace( $bad_word, $new_word, trim( $str ) );            $new_word = '';        }    }return $str;} $string = "Hello you <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a> <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a>!"; echo $string; //Hello you <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a> <a href="https://www.createaforum.com/censorinfo.php?subdomain=deptnav" target="_blank">****</a>!echo censor( $string ); //Hello you ****ing *****!?>