stream_get_wrappers
(PHP 5, PHP 7)
stream_get_wrappers — Retrieve list of registered streams
Opis
stream_get_wrappers
( void
) : array
Retrieve list of registered streams available on the running system.
Zwracane wartości
Returns an indexed array containing the name of all stream wrappers available on the running system.
Przykłady
Przykład #1 stream_get_wrappers() example
<?php
print_r(stream_get_wrappers());
?>
Powyższy przykład wyświetli coś podobnego do:
Array
(
[0] => php
[1] => file
[2] => http
[3] => ftp
[4] => compress.bzip2
[5] => compress.zlib
)
Przykład #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.';
}
?>
Zobacz też:
- stream_wrapper_register() - Register a URL wrapper implemented as a PHP class
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