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stream_get_wrappers

stream_get_wrappers

(PHP 5)

stream_get_wrappersRetrieve list of registered streams

说明

array stream_get_wrappers ( void )

Retrieve list of registered streams available on the running system.

返回值

Returns an indexed array containing the name of all stream wrappers available on the running system.

范例

Example #1 stream_get_wrappers() example

<?php
print_r
(stream_get_wrappers());
?>

以上例程的输出类似于:

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.';
}
?>

参见

  • stream_wrapper_register()

  • set_socket_blocking
  • stream_bucket_append
  • stream_bucket_make_writeable
  • stream_bucket_new
  • stream_bucket_prepend
  • stream_context_create
  • stream_context_get_default
  • stream_context_get_options
  • stream_context_get_params
  • stream_context_set_default
  • stream_context_set_option
  • stream_context_set_params
  • stream_copy_to_stream
  • stream_encoding
  • stream_filter_append
  • stream_filter_prepend
  • stream_filter_register
  • stream_filter_remove
  • stream_get_contents
  • stream_get_filters
  • stream_get_line
  • stream_get_meta_data
  • stream_get_transports
  • stream_get_wrappers
  • stream_is_local
  • stream_notification_callback
  • stream_register_wrapper
  • stream_resolve_include_path
  • stream_select
  • stream_set_blocking
  • stream_set_read_buffer
  • stream_set_timeout
  • stream_set_write_buffer
  • stream_socket_accept
  • stream_socket_client
  • stream_socket_enable_crypto
  • stream_socket_get_name
  • stream_socket_pair
  • stream_socket_recvfrom
  • stream_socket_sendto
  • stream_socket_server
  • stream_socket_shutdown
  • stream_supports_lock
  • stream_wrapper_restore
  • stream_wrapper_unregister
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