Issue #1889006 by mikeytown2: Fix some of the readme examples.

README.txt

@@ -216,6 +216,8 @@ connections that couldn't be made will be dropped.
     $options = array(
       'method' => 'HEAD',
       'blocking' => FALSE,
+      'domain_connections' => 1000,
+      'global_connections' => 1000,
     );
     // Queue up the requests.
     $max = 1000;
@@ -235,9 +237,9 @@ connections that couldn't be made will be dropped.
 
 
 Request 1000 URLs in a non blocking manner with one httprl_request() call. These
-URLs will all have the same options. This will saturate the server. All 1000
-requests will eventually hit the server due to it waiting for the connection to
-be established; `async_connect` is FALSE.
+URLs will all have the same options. This will saturate the server. Usually all
+1000 requests will eventually hit the server due to it waiting for the
+connection to be established; `async_connect` is FALSE.
 
     <?php
     // Set the blocking mode.
@@ -245,6 +247,10 @@ be established; `async_connect` is FALSE.
       'method' => 'HEAD',
       'blocking' => FALSE,
       'async_connect' => FALSE,
+      // domain_connections must be smaller than the servers max number of
+      // clients.
+      'domain_connections' => 32,
+      'global_connections' => 1000,
     );
     // Queue up the requests.
     $max = 1000;
@@ -360,7 +366,8 @@ instead of returning a value.
 **More Advanced HTTP Operations**
 
 Hit 4 different URLs, Using at least 2 that has a status code of 200 and
-erroring out the others that didn't return fast. Data is truncated as well.
+erroring out the others that didn't return fast. Using the Range header so only
+the first and last 128 bytes are returned.
 
     <?php
     // Array of URLs to get.
@@ -375,7 +382,7 @@ erroring out the others that didn't return fast. Data is truncated as well.
     // Process list of URLs.
     $options = array(
       'alter_all_streams_function' => 'need_two_good_results',
-      'callback' => array(array('function' => 'limit_data_size')),
+      'headers' => array('Range' => 'bytes=0-127,-128'),
     );
     // Queue up the requests.
     httprl_request($urls, $options);
@@ -412,11 +419,6 @@ erroring out the others that didn't return fast. Data is truncated as well.
         }
       }
     }
-
-    function limit_data_size(&$result) {
-      // Only use the first and last 256 characters in the data array.
-      $result->data = substr($result->data, 0, 256) . "\n\n ... \n\n" . substr($result->data, strlen($result->data)-256);
-    }
     ?>