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Last updated: Tue, 19 Sep 2006


(PHP 5 >= 5.1.0RC1)

stream_context_get_default -- Retreive the default streams context


resource stream_context_get_default ( [array options] )

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().

options must be an associative array of associative arrays in the format $arr['wrapper']['option'] = $value.

Example 1. Using stream_context_get_default()

$default_opts = array(
    'header'=>"Accept-language: en\r\n" . 
              "Cookie: foo=bar",

$alternate_opts = array(
    'header'=>"Content-type: application/x-www-form-urlencoded\r\n" .
              "Content-length: " . strlen("baz=bomb"),

$default = stream_context_get_default($default_opts);
$alternate = stream_context_create($alternate_opts);

/* Sends a regular GET request to proxy server at
 * For www.example.com using context options specified in $default_opts

/* 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(), and Listing of supported wrappers with context options (Appendix M).

Last updated: Tue, 19 Sep 2006