return behaviour differs between include and require
| Bug #21725 | return behaviour differs between include and require | ||||
|---|---|---|---|---|---|
| Submitted: | 2003-01-18 07:12 UTC | Modified: | 2003-02-11 09:49 UTC | ||
| From: | josh at chatgris dot com | Assigned: | |||
| Status: | Closed | Package: | Scripting Engine problem | ||
| PHP Version: | 4.3.1-dev | OS: | Linux | ||
| Private report: | No | CVE-ID: | None | ||
[2003-01-18 07:12 UTC] josh at chatgris dot com
when a return is made out of an included file (using
include), the value is properly returned. However, using
the require statement instead results in values not being
preperly returned from a return statement in included
code.
Example
This function currently exists in a class and works.
function execQuery( &$sql, $result_status, $file, $line )
{
return include( dirname( __FILE__
)."/execQuery.php" );
}
This function DOES NOT WORK when I attempt the use the
result it is not defined.
function execQuery( &$sql, $result_status, $file, $line )
{
return require( dirname( __FILE__
)."/execQuery.php" );
}
This is the contents of the file it includes
<?php
$this->validateFileConstants( $file,
$line, __FILE__, __LINE__ );
if ( !is_string( $sql ) ) {
$this->{$this->log_func} ( "File: $file. Line:
$line. \$sql is NOT a string. (%s, %d)",__FILE__, __LINE__
);
}
if ( !is_int( $result_status ) ) {
$this->{$this->log_func} ( "File: $file. Line:
$line. \$sql is NOT a string. (%s, %d)", __FILE__,
__LINE__ );
}
if ( $this->conn == NULL ) {
$this->{$this->log_func} ( "File: $file. Line:
$line. \$conn not open. (%s, %d)", __FILE__, __LINE__ );
}
if ( pg_result_status( $rs = pg_query ( $this->conn,
$sql ) ) !== $result_status ) {
/*pg_query returns false, can't use result_error.*/
$this->{$this->log_func} ( "File: $file. Line:
$line. Error executing. \"%s\" (%s, %d)"
, pg_last_error(), __FILE__,
__LINE__ );
}
return $rs;
?>
This behavious is also inconsistent with tjhe document
which reads that the onyl difference if a warning or Fatal
Error.
Josh.
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[2003-02-10 11:54 UTC] sniper@php.net
Simple test case: test.php: <?php var_dump(include('foo.php')); var_dump(require('foo.php')); ?> foo.php: <?php return 'foo'; ?> Running test.php outputs: string(3) "foo" UNKNOWN:0[2003-02-11 09:49 UTC] sniper@php.net