how to trim input?

[eluser]umefarooq[/eluser]
hi its really easy just add trim in rules it will call this function here is example

Code:

$this->form_validation->set_rules('username', 'Username', 'trim|required|min_length[5]|max_length[12]|xss_clean');

read documentation

http://ellislab.com/codeigniter/user-gui...ation.html