stream_filter_remove
(PHP 5)
stream_filter_remove -- Remove a filter from a stream
Description
bool
stream_filter_remove ( resource stream_filter )
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.
例子 1. Dynamicly 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);
/* Expected Output
---------------
Guvf vf a test
*/
?>
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See also
stream_filter_register(),
stream_filter_append(), and
stream_filter_prepend().