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New Error Messages

Below are the new error messages that have not been discussed elsewhere in this document.

Example B.1. In PHP Core

<?php
echo " ";
session_regenerate_id();
/*  Warning:  session_regenerate_id(): Cannot regenerate
   session id - headers already sent in filename on line n */

str_word_count("string", 4);
/* Warning:  str_word_count(): Invalid format value 4
  in filename on line n */

strripos("foo", "f", 4);
/* Notice:  strripos(): Offset is greater than the
  length of haystack string in filename on line n */

strrpos("foo", "f", 4);
/* Notice:  strrpos(): Offset is greater than the
  length of haystack string in filename on line n */

/* As of PHP 5.2.1, when allow_url_include is OFF (default) */
include "php://input";
/* Warning:  include(): URL file-access is disabled
  in the server configuration in filename on line n */
?>


Example B.2. Object Oriented Code in PHP Core

<?php
interface foo {
}
class
bar implements foo, foo {
}
/* Fatal error: Class bar cannot implement previously
  implemented interface foo in filename on line n */


class foo {
   public
$bar;
   function
__get($var)
   {
       return
$this->bar;
   }
}

$foo = new foo;
$bar =& $foo->prop;
/* Notice: Indirect modification of overloaded property
  foo::$prop has no effect in filename on line n */


class foo implements iterator {
   public function
current() {
   }
   public function
next() {
   }
   public function
key() {
   }
   public function
valid() {
   }
   public function
rewind() {
   }
}

$foo = new foo();
foreach(
$foo as &$ref) {}
/* Fatal error: An iterator cannot be used with foreach
  by reference in filename on line n */


class foo {
   private function
__construct() {
   }
}
class
bar extends foo {
   public function
__construct() {
       
parent::__construct();
       
/* Fatal error:  Cannot call private
          foo::__construct() in filename on line n */
   
}
}
new
bar;


stream_filter_register("", "class");
/* Warning:  stream_filter_register(): Filter name
  cannot be empty in filename on line n */


stream_filter_register("filter", "");
/* Warning:  stream_filter_register(): Class name
  cannot be empty in filename on line n */


Example B.3. In the bzip2 Extension

<?php
bzopen
("", "w");
/* Warning:  bzopen(): filename cannot be empty
  in filename on line n */

bzopen("foo", "a");
/* Warning:  bzopen(): 'a' is not a valid mode for
  bzopen(). Only 'w' and 'r' are supported in
  filename on line n */

$fp = fopen("foo", "w");
bzopen($fp, "r");
/* Warning:  bzopen(): cannot read from a stream
  opened in write only mode in filename on line n */
?>


Example B.4. In the datetime Extension

<?php
strtotime
("today", "now");
/* Warning:  strtotime() expects parameter 2 to be
  long, string given in filename on line n */

/* As of PHP 5.2.1 */
new DateTime(new stdclass);
/* Fatal error: Uncaught exception 'Exception' with
  message 'DateTime::__construct() expects parameter
  1 to be string, object given' in filename:n */
?>


Example B.5. In the dBase Extension

<?php
dbase_open
("foo", -1);
/* Warning: Invalid access mode -1 in filename on line n */

/* As of PHP 5.2.1 */
dbase_open("foo", null);
/* Warning: The filename cannot be empty in filename on line n */
?>


Example B.6. In the mcrypt Extension

<?php
$key
= "this is a secret key";
$td = mcrypt_module_open('tripledes', '', 'ecb', '');
$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td),
                       
MCRYPT_RAND);
mcrypt_generic_init($td, $key, $iv);
$encrypted_data = mcrypt_generic($td, "");
/* Warning: mcrypt_generic(): An empty string was
  passed in filename on line n */
?>


Example B.7. In the oci8 Extension

<?php
oci_connect
("user", "pass", "db", "bogus_charset");
/* Warning: Invalid character set name:
  bogus_charset in filename on line n */

$oci = oci_connect("user", "pass", "db");
oci_password_change($oci, "", "old", "new");
/* Warning: username cannot be empty in filename
  on line n */

oci_password_change($oci, "user", "", "new");
/* Warning: old password cannot be empty in filename
  on line n */

oci_password_change($oci, "user", "old", "");
/* Warning: new password cannot be empty in filename
  on line n */
?>


Example B.8. In the SPL Extension

<?php
$obj
= new SplFileObject(__FILE__);
$obj->fgetcsv("foo");
/* Warning:  SplFileObject::fgetcsv(): delimiter must
  be a character in filename on line n */

$obj->fgetcsv(",", "foo");
/* Warning:  SplFileObject::fgetcsv(): enclosure must
  be a character in filename on line n */
?>


Example B.9. In the Semaphore (sysvmsg) extension

<?php
/* Warning:  maximum size of the message has to be
  greater then zero in filename on line n */
?>


Example B.10. A 5.2.1+ Zip Example

<?php
$obj
= new ZipArchive();
$obj->open('archive.zip');
$obj->setCommentName('', 'comment');
/* Notice:  ZipArchive::setCommentName(): Empty string
  as entry name in filename on line n */

/* As of PHP 5.2.1 */
$obj->getCommentName('');
/* Notice:  ZipArchive::getCommentName(): Empty string
  as entry name in filename on line n */
?>