(PHP 5 >= 5.1.0, PHP 7, PHP 8)
stream_filter_remove — Remove a filter from a stream
$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.
stream_filterThe stream filter to be removed.
Returns true on success or false on failure.
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