[PHP-DOC] #25304 [Bgs->Opn]: Implicit flush output in CLI falsely documented
by eru@php.net other posts by this author
Sep 8 2003 10:50PM messages near this date
[PHP-DOC] #25304 [Opn]: Implicit flush output in CLI falsely documented
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[PHP-DOC] Fwd: [PHP-NOTES] note 35360 added to tutorial.forms
ID: 25304
User updated by: eru@[...].net
-Summary: CLI does not implicit flush output
Reported By: eru@[...].net
-Status: Bogus
+Status: Open
-Bug Type: Output Control
+Bug Type: Documentation problem
Operating System: Linux RH 8.0
PHP Version: 4CVS-2003-08-28 (stable)
New Comment:
Ok, then this is an error in the documentation.
The quoted paragraph should get removed alltogether, as it is plain
wrong.
Previous Comments:
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[2003-09-08 15:48:00] iliaa@[...].net
Thank you for taking the time to write to us, but this is not
a bug. Please double-check the documentation available at
http://www.php.net/manual/ and the instructions on how to report
a bug at http://bugs.php.net/how-to-report.php
To avoid this problem use php-cli.ini with settings specific to CLI.
------------------------------------------------------------------------
[2003-08-28 15:49:48] eru@[...].net
Description:
------------
From http://de.php.net/manual/en/features.commandline.php:
"It is desired that any output coming from print(), echo() and friends
is immediately written to the output and not cached in any buffer. You
still can use output buffering if you want to defer or manipulate
standard output."
Right, that's exactly what you expect, when using CLI, but this only
works as long, as you don't have a php.ini, where output_buffering is
enabled. The unfortunate thing is only, you can't change it in your
script, because it's not PHP_INI_USER. The only way out, is either
creating a php.ini for CLI only, which hardly every installation has,
by declaring -n in your commandline, which isn't desirable either, when
you rely on certain settings in php.ini or by passing a -d
output_buffering=0 on the commandline, but I wasn't able to achieve
this in a #!/usr/local/bin/php line at the top of the script.
So, what we have here in my opinion is a contradictory situation,
because implicit_flush = 1 is overruled by outbut_buffering = 4096.
Reproduce code:
---------------
<?php
var_dump(ini_get("implicit_flush"));
sleep(2);
?>
Expected result:
----------------
string(1) "1"
<2 seconds of waiting>
Actual result:
--------------
<2 seconds of waiting>
string(1) "1"
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Edit this bug report at http://bugs.php.net/?id=25304&edit=1
Thread:
eru@php.net
eru@php.net
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