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Author #37211 [NEW]: require_once: a statement or a function?
idbaxter at semdesigns dot com

2006-04-26, 6:59 pm

From: idbaxter at semdesigns dot com
Operating system: Windows
PHP version: Irrelevant
PHP Bug Type: Documentation problem
Bug description: require_once: a statement or a function?

Description:
------------
The online manual clearly states that require_once
(and related actions such as include) are *statements*.
There is no documented return value.
It also states that "if" is a *statement*.

But actual code sample (from a running
system) shows that require_once
(and related actions such as include) can
be used like a function (see attached code),
and even odder, the "@" operator can suppress
errors.

Now, you can't do that with "if" statement.
So, if require_once is a statement, you shouldn't
be able to do that. If it is a function,
it should be documented as such.

So, is the following code wrong?

Reproduce code:
---------------
<?php

if (! require_once /* require_once as a function
*/(APP_ROOT_DIR.'EcWebFramework/conf/Includes.php')) {
$msg = 'Can not load Includes - check filesystem.';
error_log($msg);
die($msg);
}

@include_once( $includePath ) ; /* @ supressess error */

if( !@include_once( $include_file ) ) / *both wierdnesses */
{
$this->__errorAlert( 'TemplatePower Error: Couldn't include
script [ '. $include_file .' ]!' );
exit();
}

Expected result:
----------------
I expected to get a complaint about illegal syntax.

Actual result:
--------------
Above code runs without complaint.

--
Edit bug report at http://bugs.php.net/?id=37211&edit=1
--
Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=37211&r=trysnapshot44
Try a CVS snapshot (PHP 5.1): http://bugs.php.net/fix.php?id=37211&r=trysnapshot51
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=37211&r=trysnapshot60
Fixed in CVS: http://bugs.php.net/fix.php?id=37211&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=37211&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=37211&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=37211&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=37211&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=37211&r=support
Expected behavior: http://bugs.php.net/fix.php?id=37211&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=37211&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=37211&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=37211&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=37211&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=37211&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=37211&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=37211&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=37211&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=37211&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=37211&r=mysqlcfg
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