stream_context_set_default
(PHP 5 >= 5.3.0)
stream_context_set_default — Set the default stream context
Description
resource stream_context_set_default
( array
$options
)Set the default stream context which will be used whenever file operations (fopen(), file_get_contents(), etc...) are called without a context parameter. Uses the same syntax as stream_context_create().
Parameters
-
options -
The options to set for the default context.
Note:
optionsmust be an associative array of associative arrays in the format $arr['wrapper']['option'] = $value.
Return Values
Returns the default stream context.
Examples
Example #1 stream_context_set_default() example
<?php
$default_opts = array(
'http'=>array(
'method'=>"GET",
'header'=>"Accept-language: en\r\n" .
"Cookie: foo=bar",
'proxy'=>"tcp://10.54.1.39:8000"
)
);
$default = stream_context_set_default($default_opts);
/* Sends a regular GET request to proxy server at 10.54.1.39
* For www.example.com using context options specified in $default_opts
*/
readfile('http://www.example.com');
?>
See Also
- stream_context_create() - Creates a stream context
- stream_context_get_default() - Retrieve the default stream context
- Listing of supported wrappers with context options (Supported Protocols and Wrappers).
- PHP Руководство
- Функции по категориям
- Индекс функций
- Справочник функций
- Другие базовые расширения
- Потоки
- 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_chunk_size
- 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_register
- stream_wrapper_restore
- stream_wrapper_unregister
Коментарии
It's worth mentioning that passing an empty array will NOT reset default options.
<?php
stream_context_set_default(array()); // Does nothing.
?>