(PHP 5 >= 5.1.0, PHP 7, PHP 8)
stream_filter_remove — Remove a filter from a stream
Removes a stream filter previously added to a stream with stream_filter_prepend() or stream_filter_append() . Any data remaining in the filter's internal buffer will be flushed through to the next filter before removing it.
stream_filter
The stream filter to be removed.
Example #1 Dynamically refiltering a stream
<?php
/* Open a test file for reading and writing */
$fp
=
fopen
(
"test.tcht"
,
"rw"
);
$rot13_filter
=
stream_filter_append
(
$fp
,
"string.rot13"
,
STREAM_FILTER_WRITE
);
fwrite
(
$fp
,
"This is "
);
stream_filter_remove
(
$rot13_filter
);
fwrite
(
$fp
,
"a test\n"
);
rewind
(
$fp
);
fpassthru
(
$fp
);
fclose
(
$fp
);
?>
The above example will output:
Guvf vf a test