Get and post in cakephp
$value = $this->request->data('key');Please for further reference, read the manual. It's so much easier and better for yourself to figure it out by yourself.
http://book.cakephp.org/2.0/en/controllers/request-response.html#accessing-post-data
for the GET method $this->request->query['category-name']; and POST method $this->request->datahttp://book.cakephp.org/2.0/en/controllers/request-response.html#accessing-querystring-parameters
The Post data must be in data to show up in $this->request->data.
Example:
// input field<input type="text" name="data[foo]" value="bar" />// in your controllerdebug($this->request->data);