stream_filter_remove
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
stream_filter_remove — Remove a filter from a stream
Description
$stream_filter
): boolRemoves 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.
Parameters
-
stream_filter
-
The stream filter to be removed.
Return Values
Returns true
on success or false
on failure.
Examples
Example #1 Dynamically refiltering a stream
<?php
/* Open a test file for reading and writing */
$fp = fopen("test.txt", "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
See Also
- stream_filter_register() - Register a user defined stream filter
- stream_filter_append() - Attach a filter to a stream
- stream_filter_prepend() - Attach a filter to a stream