/{object-id}/comments

GET /v21.0/{object-id}/comments HTTP/1.1
Host: graph.facebook.com

/* PHP SDK v5.0.0 */
/* make the API call */
try {
  // Returns a `Facebook\FacebookResponse` object
  $response = $fb->get(
    '/{object-id}/comments',
    '{access-token}'
  );
} catch(Facebook\Exceptions\FacebookResponseException $e) {
  echo 'Graph returned an error: ' . $e->getMessage();
  exit;
} catch(Facebook\Exceptions\FacebookSDKException $e) {
  echo 'Facebook SDK returned an error: ' . $e->getMessage();
  exit;
}
$graphNode = $response->getGraphNode();
/* handle the result */

/* make the API call */
FB.api(
    "/{object-id}/comments",
    function (response) {
      if (response && !response.error) {
        /* handle the result */
      }
    }
);

/* make the API call */
new GraphRequest(
    AccessToken.getCurrentAccessToken(),
    "/{object-id}/comments",
    null,
    HttpMethod.GET,
    new GraphRequest.Callback() {
        public void onCompleted(GraphResponse response) {
            /* handle the result */
        }
    }
).executeAsync();

/* make the API call */
FBSDKGraphRequest *request = [[FBSDKGraphRequest alloc]
                               initWithGraphPath:@"/{object-id}/comments"
                                      parameters:params
                                      HTTPMethod:@"GET"];
[request startWithCompletionHandler:^(FBSDKGraphRequestConnection *connection,
                                      id result,
                                      NSError *error) {
    // Handle the result
}];

GET /v21.0/{object-id}/comments?summary=1&filter=toplevel HTTP/1.1
Host: graph.facebook.com

/* PHP SDK v5.0.0 */
/* make the API call */
try {
  // Returns a `Facebook\FacebookResponse` object
  $response = $fb->get(
    '/{object-id}/comments?summary=1&filter=toplevel',
    '{access-token}'
  );
} catch(Facebook\Exceptions\FacebookResponseException $e) {
  echo 'Graph returned an error: ' . $e->getMessage();
  exit;
} catch(Facebook\Exceptions\FacebookSDKException $e) {
  echo 'Facebook SDK returned an error: ' . $e->getMessage();
  exit;
}
$graphNode = $response->getGraphNode();
/* handle the result */

/* make the API call */
FB.api(
    "/{object-id}/comments",
    {
        "summary": true,
        "filter": "toplevel"
    },
    function (response) {
      if (response && !response.error) {
        /* handle the result */
      }
    }
);

Bundle params = new Bundle();
params.putBoolean("summary", true);
params.putString("filter", "toplevel");
/* make the API call */
new GraphRequest(
    AccessToken.getCurrentAccessToken(),
    "/{object-id}/comments",
    params,
    HttpMethod.GET,
    new GraphRequest.Callback() {
        public void onCompleted(GraphResponse response) {
            /* handle the result */
        }
    }
).executeAsync();

NSDictionary *params = @{
  @"summary": @YES,
  @"filter": @"toplevel",
};
/* make the API call */
FBSDKGraphRequest *request = [[FBSDKGraphRequest alloc]
                               initWithGraphPath:@"/{object-id}/comments"
                                      parameters:params
                                      HTTPMethod:@"GET"];
[request startWithCompletionHandler:^(FBSDKGraphRequestConnection *connection,
                                      id result,
                                      NSError *error) {
    // Handle the result
}];

POST /v21.0/{object-id}/comments HTTP/1.1
Host: graph.facebook.com

message=This+is+a+test+comment

/* PHP SDK v5.0.0 */
/* make the API call */
try {
  // Returns a `Facebook\FacebookResponse` object
  $response = $fb->post(
    '/{object-id}/comments',
    array (
      'message' => 'This is a test comment',
    ),
    '{access-token}'
  );
} catch(Facebook\Exceptions\FacebookResponseException $e) {
  echo 'Graph returned an error: ' . $e->getMessage();
  exit;
} catch(Facebook\Exceptions\FacebookSDKException $e) {
  echo 'Facebook SDK returned an error: ' . $e->getMessage();
  exit;
}
$graphNode = $response->getGraphNode();
/* handle the result */

/* make the API call */
FB.api(
    "/{object-id}/comments",
    "POST",
    {
        "message": "This is a test comment"
    },
    function (response) {
      if (response && !response.error) {
        /* handle the result */
      }
    }
);

Bundle params = new Bundle();
params.putString("message", "This is a test comment");
/* make the API call */
new GraphRequest(
    AccessToken.getCurrentAccessToken(),
    "/{object-id}/comments",
    params,
    HttpMethod.POST,
    new GraphRequest.Callback() {
        public void onCompleted(GraphResponse response) {
            /* handle the result */
        }
    }
).executeAsync();

NSDictionary *params = @{
  @"message": @"This is a test comment",
};
/* make the API call */
FBSDKGraphRequest *request = [[FBSDKGraphRequest alloc]
                               initWithGraphPath:@"/{object-id}/comments"
                                      parameters:params
                                      HTTPMethod:@"POST"];
[request startWithCompletionHandler:^(FBSDKGraphRequestConnection *connection,
                                      id result,
                                      NSError *error) {
    // Handle the result
}];