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stream_get_wrappers
Retrieve list of registered streams
(PHP 5)
array stream_get_wrappers ( )
Returns an indexed array containing the name of all stream wrappers available on the running system.
Example 2381. stream_get_wrappers() example
<?php
print_r(stream_get_wrappers());
?>The above example will output something similar to:
Array
(
[0] => php
[1] => file
[2] => http
[3] => ftp
[4] => compress.bzip2
[5] => compress.zlib
)
Example 2382. Checking for the existence of a stream wrapper
<?php
// check for the existence of the bzip2 stream wrapper
if (in_array('compress.bzip2', stream_get_wrappers())) {
echo 'compress.bzip2:// support enabled.';
} else {
echo 'compress.bzip2:// support not enabled.';
}
?>
See also stream_wrapper_register().