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      Retreive the default streams context

      stream_context_get_default

      (PHP 5 >= 5.1.0)

      stream_context_get_default — Retreive the default streams context

      Description

      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()

      <?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(), and Listing of supported wrappers with context options (List of Supported Protocols/Wrappers).


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