stream_context_get_params

(PHP 5 >= 5.3.0, PHP 7)

stream_context_get_paramsRetrieves parameters from a context

说明

stream_context_get_params ( resource $stream_or_context ) : array

Retrieves parameter and options information from the stream or context.

参数

stream_or_context

A stream resource or a context resource

返回值

Returns an associate array containing all context options and parameters.

范例

Example #1 stream_context_get_params() example

Basic usage example

<?php
$ctx 
stream_context_create();
$params = array("notification" => "stream_notification_callback");
stream_context_set_params($ctx$params);

var_dump(stream_context_get_params($ctx));
?>

以上例程的输出类似于:

array(2) {
  ["notification"]=>
  string(28) "stream_notification_callback"
  ["options"]=>
  array(0) {
  }
}

参见

User Contributed Notes

m dot staas at goowy dot com 30-Nov-2015 01:35
Note that if the resource parameter is invalid the function will return a boolean with value false.

The code:
$r = null
$cert = stream_context_get_params($r);
var_dump($cert);

will return:
bool(false)