(PHP 5, PHP 7, PHP 8)
stream_get_wrappers — Retrieve list of registered streams
Retrieve list of registered streams available on the running system.
Questa funzione non contiene parametri.
Returns an indexed array containing the name of all stream wrappers available on the running system.
Example #1 stream_get_wrappers() example
<?php
print_r(stream_get_wrappers());
?>Il precedente esempio visualizzerà qualcosa simile a:
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.';
}
?>