iOS Pubnub code

gistfile1.txt

- (void)doPubNubTest {
    [self.client publish: @"Hello from PubNub iOS!" toChannel: @"dummy_ios_channel" storeInHistory:YES
          withCompletion:^(PNPublishStatus *status) {
              
              if (!status.isError) {
                  initialTime = [[NSDate date] timeIntervalSince1970];
                  // Message successfully published to specified channel.
              }
              else {
                  
                  /**
                   Handle message publish error. Check 'category' property to find
                   out possible reason because of which request did fail.
                   Review 'errorData' property (which has PNErrorData data type) of status
                   object to get additional information about issue.
                   
                   Request can be resent using: [status retry];
                   */
              }
          }];
}

// Handle new message from one of channels on which client has been subscribed.
- (void)client:(PubNub *)client didReceiveMessage:(PNMessageResult *)message {
    
    // Handle new message stored in message.data.message
    if (![message.data.channel isEqualToString:message.data.subscription]) {
        
        // Message has been received on channel group stored in message.data.subscription.
    }
    else {
        
        // Message has been received on channel stored in message.data.channel.
    }
    
    double laterTime = [[NSDate date] timeIntervalSince1970];
    NSLog(@"sent at -> %f", initialTime);
    NSLog(@"received at -> %f", laterTime);
    NSLog(@"%f", (laterTime - initialTime)*1000);
}