Php/docs/function.stream-context-get-default
stream_context_get_default
(PHP 5 >= 5.1.0, PHP 7)
stream_context_get_default — Retrieve the default stream context
Description
stream_context_get_default
([ array $options
] ) : resource
Returns the default stream context which is used whenever file operations (fopen(), file_get_contents(), etc...) are called without a context parameter. Options for the default context can optionally be specified with this function using the same syntax as stream_context_create().
Parameters
optionsoptionsmust be an associative array of associative arrays in the format$arr['wrapper']['option'] = $value.Note:
As of PHP 5.3.0, the stream_context_set_default() function can be used to set the default context.
Return Values
A stream context resource.
Examples
Example #1 Using stream_context_get_default()
<?php$default_opts = array( 'http'=>array( 'method'=>"GET", 'header'=>"Accept-language: en\r\n" . "Cookie: foo=bar", 'proxy'=>"tcp://10.54.1.39:8000" ));$alternate_opts = array( 'http'=>array( 'method'=>"POST", 'header'=>"Content-type: application/x-www-form-urlencoded\r\n" . "Content-length: " . strlen("baz=bomb"), 'content'=>"baz=bomb" ));$default = stream_context_get_default($default_opts);$alternate = stream_context_create($alternate_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');/* Sends a POST request directly to www.example.com * Using context options specified in $alternate_opts */readfile('http://www.example.com', false, $alternate);?>
See Also
- stream_context_create() - Creates a stream context
- Listing of supported wrappers with context options (Supported Protocols and Wrappers).
