stream_get_wrappers
(PHP 5, PHP 7, PHP 8)
stream_get_wrappers — Retrieve list of registered streams
Description
stream_get_wrappers(): array
Retrieve list of registered streams available on the running system.
Parameters
This function has no parameters.
Return Values
Returns an indexed array containing the name of all stream wrappers available on the running system.
Examples
Example #1 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 #2 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() - Register a URL wrapper implemented as a PHP class
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